CN104154686B - A kind of liquid-seal type reducing pressure by regulating flow expansion gear dredged with steam - Google Patents
A kind of liquid-seal type reducing pressure by regulating flow expansion gear dredged with steam Download PDFInfo
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- CN104154686B CN104154686B CN201410452887.8A CN201410452887A CN104154686B CN 104154686 B CN104154686 B CN 104154686B CN 201410452887 A CN201410452887 A CN 201410452887A CN 104154686 B CN104154686 B CN 104154686B
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Abstract
A kind of liquid-seal type reducing pressure by regulating flow expansion gear dredged with steam, it belongs to the reducing pressure by regulating flow expansion gear technical field of Lithium Bromide Absorption Refrigeration Cycle.It solves U-tube reducing pressure by regulating flow expansion gear traditional at present cannot suitable in the problem the Lithium Bromide Absorption Refrigeration Cycle that condenser and vaporizer pressure reduction are bigger due to limitation in height.A kind of liquid-seal type reducing pressure by regulating flow expansion gear dredged with steam mainly includes the first fluid-tight chamber (1), the second fluid-tight chamber (2), steam dredge pipeline (3), water as refrigerant pipeline section (4), water as refrigerant U-tube section (5), the first gentle pipeline section that is connected (21) of weak solution pipeline section (6), fluid-tight water column in water as refrigerant pipeline section (4) and water as refrigerant U-tube section (5) achieves the decompressional expansion process of damming of water as refrigerant, and steam is dredged pipeline (3) and ensured the first fluid-tight chamber (1) pressure and liquid level stabilizing.The present invention is in Lithium Bromide Absorption Refrigeration Cycle system.
Description
Technical field
The present invention relates to a kind of liquid-seal type reducing pressure by regulating flow expansion gear dredged with steam, belong to the reducing pressure by regulating flow expansion gear technical field of Lithium Bromide Absorption Refrigeration Cycle.
Background technology
The main refrigerant working medium of Lithium Bromide Absorption Refrigeration Cycle is water, water as refrigerant cyclic part in whole kind of refrigeration cycle, the water as refrigerant steam of the High Temperature High Pressure produced from generator enters in condenser, liquid refrigerant water it is condensed within the condenser after heat release, in order to meet in vaporizer the condition requirement of the low-temp low-pressure to water as refrigerant, it is necessary to water as refrigerant is carried out reducing pressure by regulating flow.
In traditional Lithium Bromide Absorption Refrigeration Cycle, conventional reducing pressure by regulating flow expansion gear is U-tube, according to linker and fluidstatic principle, in U-tube, the liquid level of condenser side will lower than the liquid level of vaporizer side, and the pressure reduction that the fluid column between two liquid levels is formed under gravity is condenser to having evaporated the pressure reduction that required throttling reduces；Owing to the water as refrigerant of the condensation in condenser is in saturation, saturated water as refrigerant overcomes in the process that gravity flows up in U-tube, part water as refrigerant explosive evaporation necessarily occurs owing to pressure reduces, and finally realizes water as refrigerant blood pressure lowering cooling.
When traditional Lithium Bromide Absorption Refrigeration Cycle is applied to handpiece Water Chilling Units, the difference of condensing pressure and evaporating pressure only has 1～2 meter water column when being converted to meter water column, now adopting U-tube is feasible as reducing pressure by regulating flow expansion gear, when but Lithium Bromide Absorption Refrigeration Cycle is applied to source pump or heat-exchange unit, the difference of condensing pressure and evaporating pressure generally has 2～4 meter water columns when being converted to meter water column, even more than 4 meter water columns, now by unit whole height, attractive in appearance, the factor restrictions such as safety, adopt U-tube substantially infeasible as reducing pressure by regulating flow expansion gear.
Summary of the invention
It is an object of the invention to provide a kind of liquid-seal type reducing pressure by regulating flow expansion gear dredged with steam, with solve U-tube reducing pressure by regulating flow expansion gear traditional at present cannot suitable in the problem the Lithium Bromide Absorption Refrigeration Cycle that condenser and vaporizer pressure reduction are bigger due to limitation in height.
The present invention solves that above-mentioned technical problem adopts the technical scheme that: scheme one: it includes the first fluid-tight chamber, second fluid-tight chamber, steam dredges pipeline, water as refrigerant pipeline section, water as refrigerant U-tube section, the first gentle pipeline section that is connected of weak solution pipeline section, first fluid-tight intracavity is equipped with water as refrigerant, second fluid-tight intracavity is equipped with lithium-bromide solution, first fluid-tight chamber is dredged pipeline sealing with the second fluid-tight chamber by steam and is connected, steam dredges the airtight bottom extending into the second fluid-tight chamber, one end of pipeline, one end of water as refrigerant pipeline section is vertically located at the first fluid-tight intracavity, the other end of water as refrigerant pipeline section airtight with vaporizer connects from the airtight traverse in top in the first fluid-tight chamber is rear；One vertical section of water as refrigerant U-tube section is located at the first fluid-tight intracavity portion, and the sweep of water as refrigerant U-tube section is airtight traverse the first fluid-tight chamber from bottom, and another vertical section of water as refrigerant U-tube section is positioned at airtight with bottom condenser outside the first fluid-tight chamber connection；
One end of first weak solution pipeline section is airtight with absorber bottom to be connected, and the other end of the first weak solution pipeline section is airtight with bottom the second fluid-tight chamber from chamber to be connected；
One end of gas phase connection pipeline section is airtight with absorber top to be connected, and gas phase connects the other end and the second airtight connection in top, fluid-tight chamber of pipeline section.
Scheme two: it includes the first fluid-tight chamber, the second fluid-tight chamber, steam dredge pipeline, water as refrigerant pipeline section, water as refrigerant U-tube section and the 3rd weak solution pipeline section, first fluid-tight intracavity is equipped with water as refrigerant, second fluid-tight intracavity is equipped with lithium-bromide solution, first fluid-tight chamber is dredged pipeline sealing with the second fluid-tight chamber by steam and is connected, steam dredges the airtight bottom extending into the second fluid-tight chamber, one end of pipeline, one end of water as refrigerant pipeline section is vertically located at the first fluid-tight intracavity, and the other end of water as refrigerant pipeline section airtight with vaporizer connects from the airtight traverse in top in the first fluid-tight chamber is rear；One vertical section of water as refrigerant U-tube section is located at the first fluid-tight intracavity portion, and the sweep of water as refrigerant U-tube section is airtight traverse the first fluid-tight chamber from bottom, and another vertical section of water as refrigerant U-tube section is positioned at airtight with bottom condenser outside the first fluid-tight chamber connection；
3rd weak solution pipeline section is horizontally disposed with, and one end of the 3rd weak solution pipeline section is airtight with absorber to be connected, and the other end of the 3rd weak solution pipeline section is airtight with the second top, fluid-tight chamber from chamber to be connected.
Scheme three: it includes the first fluid-tight chamber, the second fluid-tight chamber, the 3rd fluid-tight chamber, steam dredge pipeline, water as refrigerant pipeline section, water as refrigerant U-tube section, concentrated solution pipeline section, the first weak solution pipeline section, gas phase connection pipeline section connect pipeline section with cavity, first fluid-tight intracavity is equipped with water as refrigerant, second fluid-tight intracavity is equipped with lithium-bromide solution, first fluid-tight chamber is dredged pipeline sealing with the second fluid-tight chamber by steam and is connected, one end of water as refrigerant pipeline section is vertically located at the first fluid-tight intracavity, and the other end of water as refrigerant pipeline section airtight with vaporizer connects from the airtight traverse in top in the first fluid-tight chamber is rear；One vertical section of water as refrigerant U-tube section is located at the first fluid-tight intracavity portion, and the sweep of water as refrigerant U-tube section is airtight traverse the first fluid-tight chamber from bottom, and another vertical section of water as refrigerant U-tube section is positioned at airtight with bottom condenser outside the first fluid-tight chamber connection；
One end of concentrated solution pipe is airtight with bottom the molten brilliant liquid capsule of generator to be connected, and the other end of concentrated solution pipe is airtight with bottom the 3rd fluid-tight chamber from chamber to be connected；Second fluid-tight chamber is positioned at below the 3rd fluid-tight chamber, and one end of cavity communicating pipe is located at the second fluid-tight intracavity portion, and the other end of cavity communicating pipe is located at the 3rd fluid-tight intracavity portion, and the second fluid-tight chamber and the 3rd fluid-tight chamber airtight were connected by cavity communicating pipe；
One end of first weak solution pipeline section is airtight with absorber bottom to be connected, and the other end of the first weak solution pipeline section is airtight with bottom the second fluid-tight chamber from chamber to be connected；
One end of gas phase connection pipeline section is airtight with absorber top to be connected, and gas phase connects the other end and the second airtight connection in top, fluid-tight chamber of pipeline section.
Scheme four: it includes the first fluid-tight chamber, the second fluid-tight chamber, the 3rd fluid-tight chamber, steam dredge pipeline, water as refrigerant pipeline section, water as refrigerant U-tube section, concentrated solution pipeline section, the 3rd weak solution pipeline section connect pipeline section with cavity, first fluid-tight intracavity is equipped with water as refrigerant, second fluid-tight intracavity is equipped with lithium-bromide solution, first fluid-tight chamber is dredged pipeline sealing with the second fluid-tight chamber by steam and is connected, one end of water as refrigerant pipeline section is vertically located at the first fluid-tight intracavity, and the other end of water as refrigerant pipeline section airtight with vaporizer connects from the first airtight traverse in top, fluid-tight chamber is rear；One vertical section of water as refrigerant U-tube section is located at the first fluid-tight intracavity portion, and the sweep of water as refrigerant U-tube section is airtight traverse the first fluid-tight chamber from bottom, and another vertical section of water as refrigerant U-tube section is positioned at airtight with bottom condenser outside the first fluid-tight chamber connection；
One end of concentrated solution pipe is airtight with bottom the molten brilliant liquid capsule of generator to be connected, and the other end of concentrated solution pipe is airtight with bottom the 3rd fluid-tight chamber from chamber to be connected；Second fluid-tight chamber is positioned at below the 3rd fluid-tight chamber, and one end of cavity communicating pipe is located at the second fluid-tight intracavity portion, and the other end of cavity communicating pipe is located at the 3rd fluid-tight intracavity portion, and the second fluid-tight chamber and the 3rd fluid-tight chamber airtight were connected by cavity communicating pipe；
3rd weak solution pipeline section is horizontally disposed with, and one end of the 3rd weak solution pipeline section is airtight with absorber to be connected, and the other end of the 3rd weak solution pipeline section is airtight with the second top, fluid-tight chamber from chamber to be connected.
Scheme five: it includes the first fluid-tight chamber, the second fluid-tight chamber, steam dredge pipeline, water as refrigerant pipeline section, water as refrigerant U-tube section, the first weak solution pipeline section and the second weak solution pipeline section, first fluid-tight intracavity is equipped with water as refrigerant, second fluid-tight intracavity is equipped with lithium-bromide solution, first fluid-tight chamber is dredged pipeline sealing with the second fluid-tight chamber by steam and is connected, one end of water as refrigerant pipeline section is vertically located at the first fluid-tight intracavity, and the other end of water as refrigerant pipeline section airtight with vaporizer connects from the first airtight traverse in top, fluid-tight chamber is rear；One vertical section of water as refrigerant U-tube section is located at the first fluid-tight intracavity portion, and the sweep of water as refrigerant U-tube section is airtight traverse the first fluid-tight chamber from bottom, and another vertical section of water as refrigerant U-tube section is positioned at airtight with bottom condenser outside the first fluid-tight chamber connection；
One end of first weak solution pipeline section is airtight with absorber bottom to be connected, and the other end of the first weak solution pipeline section is airtight with bottom the second fluid-tight chamber from chamber to be connected；One end of second weak solution pipeline section is vertically located at the second fluid-tight intracavity, and from top, airtight traverse the second fluid-tight chamber is airtight with absorber bottom connects for the other end of the second weak solution pipeline section.
The method have the advantages that 1, be equal to the fluid-tight water column static pressure in water as refrigerant U-tube section and the fluid-tight water column static pressure sum in water as refrigerant pipeline section due to the pressure reduction between condenser and vaporizer, therefore the height of the present invention is about the half of conventional u-shaped tube coupling stream decompressional expansion device height, greatly reduces the reducing pressure by regulating flow expansion gear height of Lithium Bromide Absorption Refrigeration Cycle；2, owing to water as refrigerant wants continuous explosive evaporation to go out steam in reducing pressure by regulating flow expansion process, steam is dredged pipeline and can be dredged by this water vapour and sponge to lithium-bromide solution, ensure the gas-phase space pressure stability of the first fluid-tight intracavity, liquid level stabilizing so that a kind of liquid-seal type reducing pressure by regulating flow expansion gear dredged with steam of invention works with security and stability；3, the present invention can have both the molten brilliant pipe function of tradition Lithium Bromide Absorption Refrigeration Cycle simultaneously；4, present configuration is simple, it is possible to meet the Lithium Bromide Absorption Refrigeration Cycle requirement to condition of high vacuum degree and high leakproofness.
Accompanying drawing explanation
Fig. 1 is the structural representation of the solution of the present invention one, and Fig. 2 is the structural representation of scheme two.Fig. 3 is the structural representation of the solution of the present invention three, and Fig. 4 is the structural representation of scheme four.Fig. 5 is the structural representation of the solution of the present invention five.
Detailed description of the invention
Detailed description of the invention one: present embodiment is described in conjunction with Fig. 1, present embodiment it include the first fluid-tight chamber 1, second fluid-tight chamber 2, steam dredges pipeline 3, water as refrigerant pipeline section 4, water as refrigerant U-tube section 5, the gentle pipeline section 21 that is connected of first weak solution pipeline section 6, first fluid-tight chamber 1 is built with water as refrigerant, second fluid-tight chamber 2 is built with lithium-bromide solution, first fluid-tight chamber 1 and the second fluid-tight chamber 2 dredge by steam that pipeline 3 is airtight to be connected, steam dredges the airtight bottom extending into the second fluid-tight chamber 2, one end of pipeline 3, one end of water as refrigerant pipeline section 4 is vertically located in the first fluid-tight chamber 1, the other end of water as refrigerant pipeline section 4 airtight with vaporizer 13 connects from the airtight traverse in top in the first fluid-tight chamber 1 is rear；It is internal that one vertical section of water as refrigerant U-tube section 5 is located at the first fluid-tight chamber 1, the sweep of water as refrigerant U-tube section 5 is airtight traverse the first fluid-tight chamber 1 from bottom, and another vertical section of water as refrigerant U-tube section 5 is positioned at airtight with bottom condenser 12 outside the first fluid-tight chamber 1 connection；
One end of first weak solution pipeline section 6 is airtight with bottom absorber 11 to be connected, and the other end of the first weak solution pipeline section 6 is airtight with bottom the second fluid-tight chamber 2 from chamber to be connected；
One end of gas phase connection pipeline section 21 is airtight with absorber 11 top to be connected, and gas phase connects the other end and the second airtight connection in top, fluid-tight chamber 2 of pipeline section 21.
Detailed description of the invention two: present embodiment is described in conjunction with Fig. 1, under present embodiment normal operation, the port of the water as refrigerant pipeline section 4 in the first fluid-tight chamber 1 is positioned under the intracavity liquid level in the first fluid-tight chamber 1, steam in second fluid-tight chamber 2 is dredged the port of pipeline 3 and is positioned under the intracavity liquid level in the second fluid-tight chamber 2, the port of the first weak solution pipeline section 6 in the second fluid-tight chamber 2 is positioned under the intracavity liquid level in the second fluid-tight chamber 2, and the port of the first weak solution pipeline section 6 in absorber 11 is submerged under the liquid level in absorber 11；The port of the gas phase connection pipeline section 21 in the second fluid-tight chamber 2 is positioned on the intracavity liquid level in the second fluid-tight chamber 2, and in absorber 11, the port of gas phase connection pipeline section 21 is positioned on the liquid level of absorber 11.Other embodiment is identical with detailed description of the invention one.
The operational process of scheme one: in conjunction with the operational process of detailed description of the invention one and two explanation scheme one, in Lithium Bromide Absorption Refrigeration Cycle system operation, condenser is condensed into after heat release liquid refrigerant water and enters in water as refrigerant U-tube section 5, under the effect of condenser pressure, the water as refrigerant fluid column in water as refrigerant U-tube section 5 will be pressed towards the first fluid-tight chamber 1, part water as refrigerant explosive evaporation in water as refrigerant U-tube section 5 simultaneously, the steam produced is stored in the gas-phase space in the first fluid-tight chamber 1, and dredged pipeline 3 by steam and dredge and to the second fluid-tight chamber 2, be finally brominated lithium solution absorb, the power resources that water vapour is dredged are in the Absorption to steam of lithium-bromide solution；
Due to the effect of the fluid-tight water column in water as refrigerant U-tube section 5, the pressure of the first fluid-tight chamber 1 gas-phase space is lower than the pressure of condenser 12, and the pressure reduction between condenser 12 and the first fluid-tight chamber 1 gas-phase space is equal to the static pressure of the fluid-tight water column in water as refrigerant U-tube section 5；
Under the effect of the first fluid-tight chamber 1 gas-phase space pressure, water as refrigerant is pressed towards vaporizer 13 via water as refrigerant pipeline section 4, and part water as refrigerant explosive evaporation water as refrigerant with not boiling evaporation in water as refrigerant pipeline section 4 together enters vaporizer 13 simultaneously；
Due to the effect of the fluid-tight water column in water as refrigerant pipeline section 4, the pressure of the first fluid-tight chamber 1 gas-phase space is higher than the pressure of vaporizer 13, and the pressure reduction between the first fluid-tight chamber 1 gas-phase space and vaporizer 13 is equal to the static pressure of the fluid-tight water column in water as refrigerant pipeline section 4；Therefore the pressure reduction between condenser 12 and vaporizer 13 is equal to the fluid-tight water column static pressure in water as refrigerant U-tube section 5 and the fluid-tight water column static pressure sum in water as refrigerant pipeline section 4.The decompressional expansion process of damming of water as refrigerant is achieved in the first fluid-tight chamber 1.
The gentle pipeline section 21 that is connected of first weak solution pipeline section 6 achieves the connection of lithium-bromide solution in absorber 11 and the second fluid-tight chamber 2 and the connection of meteorological spatial, it is ensured that the lithium-bromide solution in the second fluid-tight chamber 2 will not dry up or filled.Steam is dredged the steam that pipeline 3 dredges and is overcome the static pressure of fluid-tight lithium-bromide solution post in the second fluid-tight chamber 2 under the effect of the first fluid-tight chamber 1 gas-phase space pressure and entered the gas-phase space in the second fluid-tight chamber 2 by the mode of bubbling, is finally brominated lithium solution and is absorbed.
Effect due to the fluid-tight lithium-bromide solution post in the second fluid-tight chamber 2, the pressure of the first fluid-tight chamber 1 gas-phase space is higher than the pressure of absorber 11, and the pressure reduction between the first fluid-tight chamber 1 gas-phase space and absorber 11 is equal to the static pressure of the fluid-tight lithium-bromide solution post in the second fluid-tight chamber 2；
Generally speaking the pressure of absorber 11 is approximately equal to the pressure of vaporizer 13, and the pressure of absorber 11 is approximately equal to the gas-phase space pressure in the second fluid-tight chamber 2, therefore the static pressure of the fluid-tight lithium-bromide solution post that the fluid-tight water column static pressure in water as refrigerant pipeline section 4 is also just approximately equal in the second fluid-tight chamber 2, this is a kind of liquid-seal type reducing pressure by regulating flow expansion gear dredged with steam of a present invention criterion when design.
Detailed description of the invention three: present embodiment is described in conjunction with Fig. 2, present embodiment it include the first fluid-tight chamber 1, second fluid-tight chamber 2, steam dredges pipeline 3, water as refrigerant pipeline section 4, water as refrigerant U-tube section 5 and the 3rd weak solution pipeline section 20, first fluid-tight chamber 1 is built with water as refrigerant, second fluid-tight chamber 2 is built with lithium-bromide solution, first fluid-tight chamber 1 and the second fluid-tight chamber 2 dredge by steam that pipeline 3 is airtight to be connected, steam dredges the airtight bottom extending into the second fluid-tight chamber 2, one end of pipeline 3, one end of water as refrigerant pipeline section 4 is vertically located in the first fluid-tight chamber 1, the other end of water as refrigerant pipeline section 4 airtight with vaporizer 13 connects from the airtight traverse in top in the first fluid-tight chamber 1 is rear；It is internal that one vertical section of water as refrigerant U-tube section 5 is located at the first fluid-tight chamber 1, the sweep of water as refrigerant U-tube section 5 is airtight traverse the first fluid-tight chamber 1 from bottom, and another vertical section of water as refrigerant U-tube section 5 is positioned at airtight with bottom condenser 12 outside the first fluid-tight chamber 1 connection；
3rd weak solution pipeline section 20 is horizontally disposed with, and one end of the 3rd weak solution pipeline section 20 is airtight with absorber 11 to be connected, and the other end of the 3rd weak solution pipeline section 20 is airtight with the second top, fluid-tight chamber 2 from chamber to be connected.
Detailed description of the invention four: present embodiment is described in conjunction with Fig. 2, under present embodiment normal operation, the port of the water as refrigerant pipeline section 4 in the first fluid-tight chamber 1 is positioned under the intracavity liquid level in the first fluid-tight chamber 1, steam in second fluid-tight chamber 2 is dredged the port of pipeline 3 and is positioned under the intracavity liquid level in the second fluid-tight chamber 2, and absorber 11 realizes connecting by the 3rd weak solution pipeline section (20) with the gas-phase space in the second fluid-tight chamber 2.Other embodiment is identical with detailed description of the invention three.
The operational process of scheme two: in conjunction with the operational process of detailed description of the invention three and four explanation scheme two, the flow process carried out in first fluid-tight chamber 1 is identical with scheme one, difference is in that the larger in size of the 3rd weak solution pipeline section 20,3rd weak solution pipeline section 20 is in non-full state, absorber 11 realizes connecting by the 3rd weak solution pipeline section 20 with the gas-phase space in the second fluid-tight chamber 2, the liquid level keeping absorber 11 and the second fluid-tight chamber 2 maintains an equal level, it is ensured that the lithium-bromide solution in the second fluid-tight chamber 2 will not dry up or filled.
Steam is dredged the steam that pipeline 3 dredges and is overcome the static pressure of fluid-tight lithium-bromide solution post in the second fluid-tight chamber 2 under the effect of the first fluid-tight chamber 1 gas-phase space pressure and entered the gas-phase space in the second fluid-tight chamber 2 by the mode of bubbling, is finally brominated lithium solution and is absorbed.
Effect due to the fluid-tight lithium-bromide solution post in the second fluid-tight chamber 2, the pressure of the first fluid-tight chamber 1 gas-phase space is higher than the pressure of absorber 11, and the pressure reduction between the first fluid-tight chamber 1 gas-phase space and absorber 11 is equal to the static pressure of the fluid-tight lithium-bromide solution post in the second fluid-tight chamber 2；
Generally speaking the pressure of absorber 11 is approximately equal to the pressure of vaporizer 13, and the pressure of absorber 11 is approximately equal to the gas-phase space pressure in the second fluid-tight chamber 2, therefore the static pressure of the fluid-tight lithium-bromide solution post that the fluid-tight water column static pressure in water as refrigerant pipeline section 4 is also just approximately equal in the second fluid-tight chamber 2, this is a kind of liquid-seal type reducing pressure by regulating flow expansion gear dredged with steam of a present invention criterion when design.
Detailed description of the invention five: present embodiment is described in conjunction with Fig. 3, present embodiment it include the first fluid-tight chamber 1, second fluid-tight chamber 2, 3rd fluid-tight chamber 8, steam dredges pipeline 3, water as refrigerant pipeline section 4, water as refrigerant U-tube section 5, concentrated solution pipeline section 10, first weak solution pipeline section 6, gas phase connection pipeline section 21 connects pipeline section 9 with cavity, first fluid-tight chamber 1 is built with water as refrigerant, second fluid-tight chamber 2 is built with lithium-bromide solution, first fluid-tight chamber 1 and the second fluid-tight chamber 2 dredge by steam that pipeline 3 is airtight to be connected, one end of water as refrigerant pipeline section 4 is vertically located in the first fluid-tight chamber 1, the other end of water as refrigerant pipeline section 4 airtight with vaporizer 13 connects from the airtight traverse in top in the first fluid-tight chamber 1 is rear；It is internal that one vertical section of water as refrigerant U-tube section 5 is located at the first fluid-tight chamber 1, the sweep of water as refrigerant U-tube section 5 is airtight traverse the first fluid-tight chamber 1 from bottom, and another vertical section of water as refrigerant U-tube section 5 is positioned at airtight with bottom condenser 12 outside the first fluid-tight chamber 1 connection；
One end of concentrated solution pipeline section 10 is airtight with bottom the molten brilliant liquid capsule 14-1 of generator 14 to be connected, and the other end of concentrated solution pipeline section 10 is airtight with bottom the 3rd fluid-tight chamber 8 from chamber to be connected；Second fluid-tight chamber 2 is positioned at below the 3rd fluid-tight chamber 8, it is internal that one end of cavity connection pipeline section 9 is located at the second fluid-tight chamber 2, it is internal that the other end of cavity connection pipeline section 9 is located at the 3rd fluid-tight chamber 8, and the second fluid-tight chamber 2 connects the airtight connection of pipeline section 9 with the 3rd fluid-tight chamber 8 by cavity；
One end of first weak solution pipeline section 6 is airtight with bottom absorber 11 to be connected, and the other end of the first weak solution pipeline section 6 is airtight with bottom the second fluid-tight chamber 2 from chamber to be connected；
One end of gas phase connection pipeline section 21 is airtight with absorber 11 top to be connected, and gas phase connects the other end and the second airtight connection in top, fluid-tight chamber 2 of pipeline section 21.
Detailed description of the invention six: present embodiment is described in conjunction with Fig. 3, under present embodiment normal operation, the port of the water as refrigerant pipeline section 4 in the first fluid-tight chamber 1 is positioned under the intracavity liquid level in the first fluid-tight chamber 1, the port of the cavity connection pipeline section 9 in the second fluid-tight chamber 2 is positioned under the intracavity liquid level in the second fluid-tight chamber 2, the port of the first weak solution pipeline section 6 in the second fluid-tight chamber 2 is positioned under the intracavity liquid level in the second fluid-tight chamber 2, and the port of the first weak solution pipeline section 6 in absorber 11 is submerged under the liquid level in absorber 11；The port of the gas phase connection pipeline section 21 in the second fluid-tight chamber 2 is positioned on the intracavity liquid level in the second fluid-tight chamber 2, and in absorber 11, the port of gas phase connection pipeline section 21 is positioned on the liquid level of absorber 11, and other embodiment is identical with detailed description of the invention five.
The operational process of scheme three: in conjunction with the operational process of detailed description of the invention five and six explanation scheme three, in Lithium Bromide Absorption Refrigeration Cycle system operation, condenser is condensed into after heat release liquid refrigerant water and enters in water as refrigerant U-tube section 5, under the effect of condenser pressure, the water as refrigerant fluid column in water as refrigerant U-tube section 5 will be pressed towards the first fluid-tight chamber 1, part water as refrigerant explosive evaporation in water as refrigerant U-tube section 5 simultaneously, the steam produced is stored in the gas-phase space in the first fluid-tight chamber 1, and dredged pipeline 3 by steam and dredge to the 3rd fluid-tight chamber 8, and can be dredged to the second fluid-tight chamber 2 by cavity connection pipeline section 9 further, finally it is brominated lithium solution to be absorbed, the power resources that water vapour is dredged are in the Absorption to steam of lithium-bromide solution；
Due to the effect of the fluid-tight water column in water as refrigerant U-tube section 5, the pressure of the first fluid-tight chamber 1 gas-phase space is lower than the pressure of condenser 12, and the pressure reduction between condenser 12 and the first fluid-tight chamber 1 gas-phase space is equal to the static pressure of the fluid-tight water column in water as refrigerant U-tube section 5；
Under the effect of the first fluid-tight chamber 1 gas-phase space pressure, water as refrigerant is pressed towards vaporizer 13 via water as refrigerant pipeline section 4, and part water as refrigerant explosive evaporation water as refrigerant with not boiling evaporation in water as refrigerant pipeline section 4 together enters vaporizer 13 simultaneously；
Due to the effect of the fluid-tight water column in water as refrigerant pipeline section 4, the pressure of the first fluid-tight chamber 1 gas-phase space is higher than the pressure of vaporizer 13, and the pressure reduction between the first fluid-tight chamber 1 gas-phase space and vaporizer 13 is equal to the static pressure of the fluid-tight water column in water as refrigerant pipeline section 4；Therefore the pressure reduction between condenser 12 and vaporizer 13 is equal to the fluid-tight water column static pressure in water as refrigerant U-tube section 5 and the fluid-tight water column static pressure sum in water as refrigerant pipeline section 4.The decompressional expansion process of damming of water as refrigerant is achieved in the first fluid-tight chamber 1.
The gentle pipeline section 21 that is connected of first weak solution pipeline section 6 achieves the connection of lithium-bromide solution in absorber 11 and the second fluid-tight chamber 2 and the connection of meteorological spatial, it is ensured that the lithium-bromide solution in the second fluid-tight chamber 2 will not dry up or filled.Dredge pipeline 3 by steam to connect the steam that pipeline section 9 dredges with cavity and under the effect of the first fluid-tight chamber 1 gas-phase space pressure, overcome the static pressure of fluid-tight lithium-bromide solution post in the second fluid-tight chamber 2 and entered the gas-phase space in the second fluid-tight chamber 2 by the mode of bubbling, be finally brominated lithium solution and absorbed.
Effect due to the fluid-tight lithium-bromide solution post in the second fluid-tight chamber 2, the pressure of the first fluid-tight chamber 1 gas-phase space is higher than the pressure of absorber 11, and the pressure reduction between the first fluid-tight chamber 1 gas-phase space and absorber 11 is equal to the static pressure of the fluid-tight lithium-bromide solution post in the second fluid-tight chamber 2；
Generally speaking the pressure of absorber 11 is approximately equal to the pressure of vaporizer 13, and the pressure of absorber 11 is approximately equal to the gas-phase space pressure in the second fluid-tight chamber 2, therefore the static pressure of the fluid-tight lithium-bromide solution post that the fluid-tight water column static pressure in water as refrigerant pipeline section 4 is also just approximately equal in the second fluid-tight chamber 2, this is a kind of liquid-seal type reducing pressure by regulating flow expansion gear dredged with steam of a present invention criterion when design.
If Lithium Bromide Absorption Refrigeration Cycle generation crystallization fault, lithium bromide concentrated solution in generator 14 will flow in molten brilliant liquid capsule 14-1 and flow to the 3rd fluid-tight chamber 8 by concentrated solution pipeline section 10, lithium bromide concentrated solution overcomes the static pressure of the fluid-tight lithium bromide post in the 3rd fluid-tight chamber 8 overflow to connect pipeline section 9 via cavity and enter the second fluid-tight chamber 2 under the pressure effect of absorber 14, enter in absorber 11 again through the first weak solution pipeline section 6, complete the molten brilliant circulation of lithium-bromide solution
Effect due to the fluid-tight lithium-bromide solution post in the 3rd fluid-tight chamber 8, the pressure of generator 14 is higher than the gas-phase space pressure in the 3rd fluid-tight chamber 8, and the pressure reduction between the 3rd fluid-tight chamber 8 gas-phase space and generator 14 is equal to the static pressure of the fluid-tight lithium-bromide solution post in the 3rd fluid-tight chamber 8；
Generally speaking the pressure of generator 14 is approximately equal to the pressure of condenser 12, and the gas-phase space pressure in the 3rd fluid-tight chamber 8 is approximately equal to the gas-phase space pressure in the first fluid-tight chamber 1, therefore the static pressure of the fluid-tight lithium-bromide solution post that the static pressure of the fluid-tight lithium-bromide solution post in water as refrigerant U-tube section 5 is also just approximately equal in the 3rd fluid-tight chamber 8, this is a kind of liquid-seal type reducing pressure by regulating flow expansion gear dredged with steam of a present invention criterion when design.
The solution of the present invention three can have both the molten brilliant pipe function of tradition Lithium Bromide Absorption Refrigeration Cycle simultaneously.
Detailed description of the invention seven: present embodiment is described in conjunction with Fig. 4, present embodiment it include the first fluid-tight chamber 1, second fluid-tight chamber 2, 3rd fluid-tight chamber 8, steam dredges pipeline 3, water as refrigerant pipeline section 4, water as refrigerant U-tube section 5, concentrated solution pipeline section 10, 3rd weak solution pipeline section 20 connects pipeline section 9 with cavity, first fluid-tight chamber 1 is built with water as refrigerant, second fluid-tight chamber 2 is built with lithium-bromide solution, first fluid-tight chamber 1 and the second fluid-tight chamber 2 dredge by steam that pipeline 3 is airtight to be connected, one end of water as refrigerant pipeline section 4 is vertically located in the first fluid-tight chamber 1, the other end of water as refrigerant pipeline section 4 airtight with vaporizer 13 connects from the first airtight traverse in top, fluid-tight chamber 1 is rear；It is internal that one vertical section of water as refrigerant U-tube section 5 is located at the first fluid-tight chamber 1, the sweep of water as refrigerant U-tube section 5 is airtight traverse the first fluid-tight chamber 1 from bottom, and another vertical section of water as refrigerant U-tube section 5 is positioned at airtight with bottom condenser 12 outside the first fluid-tight chamber 1 connection；
One end of concentrated solution pipeline section 10 is airtight with bottom the molten brilliant liquid capsule 14-1 of generator 14 to be connected, and the other end of concentrated solution pipeline section 10 is airtight with bottom the 3rd fluid-tight chamber 8 from chamber to be connected；Second fluid-tight chamber 2 is positioned at below the 3rd fluid-tight chamber 8, it is internal that one end of cavity connection pipeline section 9 is located at the second fluid-tight chamber 2, it is internal that the other end of cavity connection pipeline section 9 is located at the 3rd fluid-tight chamber 8, and the second fluid-tight chamber 2 connects the airtight connection of pipeline section 9 with the 3rd fluid-tight chamber 8 by cavity；
3rd weak solution pipeline section 20 is horizontally disposed with, and one end of the 3rd weak solution pipeline section 20 is airtight with absorber 11 to be connected, and the other end of the 3rd weak solution pipeline section 20 is airtight with the second top, fluid-tight chamber 2 from chamber to be connected.
Detailed description of the invention eight: present embodiment is described in conjunction with Fig. 4, present embodiment is under normal operating conditions, the port of the water as refrigerant pipeline section 4 in the first fluid-tight chamber 1 is positioned under the intracavity liquid level in the first fluid-tight chamber 1, the port of the cavity connection pipeline section 9 in the second fluid-tight chamber 2 is positioned under the intracavity liquid level in the second fluid-tight chamber 2, absorber 11 realizes connecting by the 3rd weak solution pipeline section (20) with the gas-phase space in the second fluid-tight chamber 2, and other embodiment is identical with detailed description of the invention seven.
The operational process of scheme four: identical with scheme three in conjunction with the operational process of detailed description of the invention seven and eight explanation scheme four, the first fluid-tight chamber 1 and the flow process carried out in the 3rd fluid-tight chamber 8, the flow process carried out in the second fluid-tight chamber 2 is identical with scheme two.The solution of the present invention four can have both the molten brilliant pipe function of tradition Lithium Bromide Absorption Refrigeration Cycle simultaneously.
Detailed description of the invention nine: present embodiment is described in conjunction with Fig. 5, present embodiment it include the first fluid-tight chamber 1, second fluid-tight chamber 2, steam dredges pipeline 3, water as refrigerant pipeline section 4, water as refrigerant U-tube section 5, first weak solution pipeline section 6 and the second weak solution pipeline section 7, first fluid-tight chamber 1 is built with water as refrigerant, second fluid-tight chamber 2 is built with lithium-bromide solution, first fluid-tight chamber 1 and the second fluid-tight chamber 2 dredge by steam that pipeline 3 is airtight to be connected, one end of water as refrigerant pipeline section 4 is vertically located in the first fluid-tight chamber 1, the other end of water as refrigerant pipeline section 4 airtight with vaporizer 13 connects from the first airtight traverse in top, fluid-tight chamber 1 is rear；It is internal that one vertical section of water as refrigerant U-tube section 5 is located at the first fluid-tight chamber 1, the sweep of water as refrigerant U-tube section 5 is airtight traverse the first fluid-tight chamber 1 from bottom, and another vertical section of water as refrigerant U-tube section 5 is positioned at airtight with bottom condenser 12 outside the first fluid-tight chamber 1 connection；
One end of first weak solution pipeline section 6 is airtight with bottom absorber 11 to be connected, and the other end of the first weak solution pipeline section 6 is airtight with bottom the second fluid-tight chamber 2 from chamber to be connected；One end of second weak solution pipeline section 7 is vertically located in the second fluid-tight chamber 2, and the other end of the second weak solution pipeline section 7 connects from airtight traverse the second fluid-tight chamber, top 2 is airtight with bottom absorber 11.
Detailed description of the invention ten: present embodiment is described in conjunction with Fig. 5, present embodiment is under normal operating conditions, the port of the water as refrigerant pipeline section 4 in the first fluid-tight chamber 1 is positioned under the intracavity liquid level in the first fluid-tight chamber 1, the second weak solution pipeline section 7 and the port of the first weak solution pipeline section 6 in second fluid-tight chamber 2 are positioned under the intracavity liquid level in the second fluid-tight chamber 2, and the port of the second weak solution pipeline section 7 in the second fluid-tight chamber 2 is higher than the port of the first weak solution pipeline section 6；The port of the first weak solution pipeline section 6 in absorber 11 and the another port of the second weak solution pipe 7 are submerged under the liquid level in absorber 11.Other embodiment is identical with detailed description of the invention nine.
The operational process of scheme five: flow process and scheme one in conjunction with carrying out in detailed description of the invention nine and operational process the first fluid-tight chamber 1 of ten explanation schemes five are identical, difference is in that the first weak solution pipeline section 6 achieves the connection of lithium-bromide solution in absorber 11 and the second fluid-tight chamber 2, it is ensured that the lithium-bromide solution in the second fluid-tight chamber 2 will not dry up or filled.Steam is dredged the steam that pipeline 3 dredges and is overcome the static pressure of fluid-tight lithium-bromide solution post in the second weak solution pipeline section 7 under the effect of the first fluid-tight chamber 1 gas-phase space pressure and entered in the second weak solution pipeline section 7 by the mode of bubbling and enter in absorber 11, is finally brominated lithium solution and is absorbed.Owing to the port of the second weak solution pipeline section 7 in the second fluid-tight chamber 2 is higher than the port of the first weak solution pipeline section 6, so steam will not pass through the first weak solution pipeline section 6 and enter absorber 11.First weak solution pipeline section 6 primary responsibility is the second fluid-tight chamber 2 feed flow, and the second weak solution pipeline section 7 primarily serves fluid-tight effect.
Effect due to the fluid-tight lithium-bromide solution post in the second weak solution pipeline section 7, the pressure of the first fluid-tight chamber 1 gas-phase space is higher than the pressure of absorber 11, and the pressure reduction between the first fluid-tight chamber 1 gas-phase space and absorber 11 is equal to the static pressure of the fluid-tight lithium-bromide solution post in the second weak solution pipeline section 7；
Generally speaking the pressure of absorber 11 is approximately equal to the pressure of vaporizer 13, and the pressure in the first fluid-tight chamber 1 is approximately equal to the gas-phase space pressure in the second fluid-tight chamber 2, therefore the static pressure of the fluid-tight lithium-bromide solution post that the fluid-tight water column static pressure in water as refrigerant pipeline section 4 is also just approximately equal in the second weak solution pipeline section 7, this is a kind of liquid-seal type reducing pressure by regulating flow expansion gear dredged with steam of a present invention criterion when design.
Claims (10)
- null1. the liquid-seal type reducing pressure by regulating flow expansion gear dredged with steam，It is characterized in that it includes the first fluid-tight chamber (1)、Second fluid-tight chamber (2)、Steam dredges pipeline (3)、Water as refrigerant pipeline section (4)、Water as refrigerant U-tube section (5)、The first gentle pipeline section that is connected (21) of weak solution pipeline section (6)，First fluid-tight chamber (1) is built with water as refrigerant，Second fluid-tight chamber (2) is built with lithium-bromide solution，First fluid-tight chamber (1) and the second fluid-tight chamber (2) dredge by steam that pipeline (3) is airtight to be connected，Steam dredges the airtight bottom extending into the second fluid-tight chamber (2), one end of pipeline (3)，One end of water as refrigerant pipeline section (4) is vertically located in the first fluid-tight chamber (1)，The other end of water as refrigerant pipeline section (4) airtight with vaporizer (13) connects from the airtight traverse in top in the first fluid-tight chamber (1) is rear；It is internal that one vertical section of water as refrigerant U-tube section (5) is located at the first fluid-tight chamber (1), the sweep of water as refrigerant U-tube section (5) is airtight traverse the first fluid-tight chamber (1) from bottom, and another vertical section of water as refrigerant U-tube section (5) is positioned at airtight with condenser (12) bottom outside the first fluid-tight chamber (1) connection；One end of first weak solution pipeline section (6) is airtight with absorber (11) bottom to be connected, and the other end of the first weak solution pipeline section (6) is airtight with the second bottom, fluid-tight chamber (2) from chamber to be connected；One end of gas phase connection pipeline section (21) is airtight with absorber (11) top to be connected, and gas phase connects the other end and the second airtight connection in fluid-tight chamber (2) top of pipeline section (21).
- 2. a kind of liquid-seal type reducing pressure by regulating flow expansion gear dredged with steam according to claim 1, it is characterized in that under normal operating conditions, the port of the water as refrigerant pipeline section (4) in the first fluid-tight chamber (1) is positioned under the intracavity liquid level in the first fluid-tight chamber (1), steam in second fluid-tight chamber (2) is dredged the port of pipeline (3) and is positioned under the intracavity liquid level in the second fluid-tight chamber (2), the port of the first weak solution pipeline section (6) in the second fluid-tight chamber (2) is positioned under the intracavity liquid level in the second fluid-tight chamber (2), the port of the first weak solution pipeline section (6) in absorber (11) is submerged under the liquid level in absorber (11)；The port of gas phase connection pipeline section (21) in the second fluid-tight chamber (2) is positioned on the intracavity liquid level in the second fluid-tight chamber (2), and the port of interior gas phase connection pipeline section (21) of absorber (11) is positioned on the liquid level of absorber (11).
- 3. the liquid-seal type reducing pressure by regulating flow expansion gear dredged with steam, it is characterized in that it includes the first fluid-tight chamber (1), second fluid-tight chamber (2), steam dredges pipeline (3), water as refrigerant pipeline section (4), water as refrigerant U-tube section (5) and the 3rd weak solution pipeline section (20), first fluid-tight chamber (1) is built with water as refrigerant, second fluid-tight chamber (2) is built with lithium-bromide solution, first fluid-tight chamber (1) and the second fluid-tight chamber (2) dredge by steam that pipeline (3) is airtight to be connected, steam dredges the airtight bottom extending into the second fluid-tight chamber (2), one end of pipeline (3), one end of water as refrigerant pipeline section (4) is vertically located in the first fluid-tight chamber (1), the other end of water as refrigerant pipeline section (4) airtight with vaporizer (13) connects from the airtight traverse in top in the first fluid-tight chamber (1) is rear；It is internal that one vertical section of water as refrigerant U-tube section (5) is located at the first fluid-tight chamber (1), the sweep of water as refrigerant U-tube section (5) is airtight traverse the first fluid-tight chamber (1) from bottom, and another vertical section of water as refrigerant U-tube section (5) is positioned at airtight with condenser (12) bottom outside the first fluid-tight chamber (1) connection；3rd weak solution pipeline section (20) is horizontally disposed with, one end of 3rd weak solution pipeline section (20) is airtight with absorber (11) to be connected, and the other end of the 3rd weak solution pipeline section (20) is airtight with the second fluid-tight chamber (2) top from chamber to be connected.
- 4. a kind of liquid-seal type reducing pressure by regulating flow expansion gear dredged with steam according to claim 3, it is characterized in that under normal operating conditions, the port of the water as refrigerant pipeline section (4) in the first fluid-tight chamber (1) is positioned under the intracavity liquid level in the first fluid-tight chamber (1), steam in second fluid-tight chamber (2) is dredged the port of pipeline (3) and is positioned under the intracavity liquid level in the second fluid-tight chamber (2), and absorber (11) realizes connecting by the 3rd weak solution pipeline section (20) with the gas-phase space in the second fluid-tight chamber (2).
- null5. the liquid-seal type reducing pressure by regulating flow expansion gear dredged with steam，It is characterized in that it includes the first fluid-tight chamber (1)、Second fluid-tight chamber (2)、3rd fluid-tight chamber (8)、Steam dredges pipeline (3)、Water as refrigerant pipeline section (4)、Water as refrigerant U-tube section (5)、Concentrated solution pipeline section (10)、First weak solution pipeline section (6)、Gas phase connection pipeline section (21) connects pipeline section (9) with cavity，First fluid-tight chamber (1) is built with water as refrigerant，Second fluid-tight chamber (2) is built with lithium-bromide solution，First fluid-tight chamber (1) and the second fluid-tight chamber (2) dredge by steam that pipeline (3) is airtight to be connected，One end of water as refrigerant pipeline section (4) is vertically located in the first fluid-tight chamber (1)，The other end of water as refrigerant pipeline section (4) airtight with vaporizer (13) connects from the airtight traverse in top in the first fluid-tight chamber (1) is rear；It is internal that one vertical section of water as refrigerant U-tube section (5) is located at the first fluid-tight chamber (1), the sweep of water as refrigerant U-tube section (5) is airtight traverse the first fluid-tight chamber (1) from bottom, and another vertical section of water as refrigerant U-tube section (5) is positioned at airtight with condenser (12) bottom outside the first fluid-tight chamber (1) connection；One end of concentrated solution pipeline section (10) is airtight with molten brilliant liquid capsule (14-1) bottom of generator (14) to be connected, and the other end of concentrated solution pipeline section (10) is airtight with the 3rd bottom, fluid-tight chamber (8) from chamber to be connected；Second fluid-tight chamber (2) is positioned at below the 3rd fluid-tight chamber (8), it is internal that one end of cavity connection pipeline section (9) is located at the second fluid-tight chamber (2), it is internal that the other end of cavity connection pipeline section (9) is located at the 3rd fluid-tight chamber (8), and the second fluid-tight chamber (2) connects pipeline section (9) airtight connection with the 3rd fluid-tight chamber (8) by cavity；One end of first weak solution pipeline section (6) is airtight with absorber (11) bottom to be connected, and the other end of the first weak solution pipeline section (6) is airtight with the second bottom, fluid-tight chamber (2) from chamber to be connected；One end of gas phase connection pipeline section (21) is airtight with absorber (11) top to be connected, and gas phase connects the other end and the second airtight connection in fluid-tight chamber (2) top of pipeline section (21).
- 6. a kind of liquid-seal type reducing pressure by regulating flow expansion gear dredged with steam according to claim 5, it is characterized in that under normal operating conditions, the port of the water as refrigerant pipeline section (4) in the first fluid-tight chamber (1) is positioned under the intracavity liquid level in the first fluid-tight chamber (1), the port of cavity connection pipeline section (9) in the second fluid-tight chamber (2) is positioned under the intracavity liquid level in the second fluid-tight chamber (2), the port of the first weak solution pipeline section (6) in the second fluid-tight chamber (2) is positioned under the intracavity liquid level in the second fluid-tight chamber (2), the port of the first weak solution pipeline section (6) in absorber (11) is submerged under the liquid level in absorber (11)；The port of gas phase connection pipeline section (21) in the second fluid-tight chamber (2) is positioned on the intracavity liquid level in the second fluid-tight chamber (2), and the port of interior gas phase connection pipeline section (21) of absorber (11) is positioned on the liquid level of absorber (11).
- 7. the liquid-seal type reducing pressure by regulating flow expansion gear dredged with steam, it is characterized in that it includes the first fluid-tight chamber (1), second fluid-tight chamber (2), 3rd fluid-tight chamber (8), steam dredges pipeline (3), water as refrigerant pipeline section (4), water as refrigerant U-tube section (5), concentrated solution pipeline section (10), 3rd weak solution pipeline section (20) connects pipeline section (9) with cavity, first fluid-tight chamber (1) is built with water as refrigerant, second fluid-tight chamber (2) is built with lithium-bromide solution, first fluid-tight chamber (1) and the second fluid-tight chamber (2) dredge by steam that pipeline (3) is airtight to be connected, one end of water as refrigerant pipeline section (4) is vertically located in the first fluid-tight chamber (1), the other end of water as refrigerant pipeline section (4) airtight with vaporizer (13) connects from the first airtight traverse in fluid-tight chamber (1) top is rear；It is internal that one vertical section of water as refrigerant U-tube section (5) is located at the first fluid-tight chamber (1), the sweep of water as refrigerant U-tube section (5) is airtight traverse the first fluid-tight chamber (1) from bottom, and another vertical section of water as refrigerant U-tube section (5) is positioned at airtight with condenser (12) bottom outside the first fluid-tight chamber (1) connection；One end of concentrated solution pipeline section (10) is airtight with molten brilliant liquid capsule (14-1) bottom of generator (14) to be connected, and the other end of concentrated solution pipeline section (10) is airtight with the 3rd bottom, fluid-tight chamber (8) from chamber to be connected；Second fluid-tight chamber (2) is positioned at below the 3rd fluid-tight chamber (8), it is internal that one end of cavity connection pipeline section (9) is located at the second fluid-tight chamber (2), it is internal that the other end of cavity connection pipeline section (9) is located at the 3rd fluid-tight chamber (8), and the second fluid-tight chamber (2) connects pipeline section (9) airtight connection with the 3rd fluid-tight chamber (8) by cavity；3rd weak solution pipeline section (20) is horizontally disposed with, one end of 3rd weak solution pipeline section (20) is airtight with absorber (11) to be connected, and the other end of the 3rd weak solution pipeline section (20) is airtight with the second fluid-tight chamber (2) top from chamber to be connected.
- 8. a kind of liquid-seal type reducing pressure by regulating flow expansion gear dredged with steam according to claim 7, it is characterized in that under normal operating conditions, the port of the water as refrigerant pipeline section (4) in the first fluid-tight chamber (1) is positioned under the intracavity liquid level in the first fluid-tight chamber (1), the port of cavity connection pipeline section (9) in the second fluid-tight chamber (2) is positioned under the intracavity liquid level in the second fluid-tight chamber (2), and absorber (11) realizes connecting by the 3rd weak solution pipeline section (20) with the gas-phase space in the second fluid-tight chamber (2).
- 9. the liquid-seal type reducing pressure by regulating flow expansion gear dredged with steam, it is characterized in that it includes the first fluid-tight chamber (1), second fluid-tight chamber (2), steam dredges pipeline (3), water as refrigerant pipeline section (4), water as refrigerant U-tube section (5), first weak solution pipeline section (6) and the second weak solution pipeline section (7), first fluid-tight chamber (1) is built with water as refrigerant, second fluid-tight chamber (2) is built with lithium-bromide solution, first fluid-tight chamber (1) and the second fluid-tight chamber (2) dredge by steam that pipeline (3) is airtight to be connected, one end of water as refrigerant pipeline section (4) is vertically located in the first fluid-tight chamber (1), the other end of water as refrigerant pipeline section (4) airtight with vaporizer (13) connects from the first airtight traverse in fluid-tight chamber (1) top is rear；It is internal that one vertical section of water as refrigerant U-tube section (5) is located at the first fluid-tight chamber (1), the sweep of water as refrigerant U-tube section (5) is airtight traverse the first fluid-tight chamber (1) from bottom, and another vertical section of water as refrigerant U-tube section (5) is positioned at airtight with condenser (12) bottom outside the first fluid-tight chamber (1) connection；One end of first weak solution pipeline section (6) is airtight with absorber (11) bottom to be connected, and the other end of the first weak solution pipeline section (6) is airtight with the second bottom, fluid-tight chamber (2) from chamber to be connected；One end of second weak solution pipeline section (7) is vertically located in the second fluid-tight chamber (2), and from top, airtight traverse the second fluid-tight chamber (2) and absorber (11) bottom is airtight connects for the other end of the second weak solution pipeline section (7).
- 10. a kind of liquid-seal type reducing pressure by regulating flow expansion gear dredged with steam according to claim 9, it is characterized in that under normal operating conditions, the port of the water as refrigerant pipeline section (4) in the first fluid-tight chamber (1) is positioned under the intracavity liquid level in the first fluid-tight chamber (1), the second weak solution pipeline section (7) and the port of the first weak solution pipeline section (6) in second fluid-tight chamber (2) are positioned under the intracavity liquid level in the second fluid-tight chamber (2), and the port of the second weak solution pipeline section (7) that second in fluid-tight chamber (2) is higher than the port of the first weak solution pipeline section (6)；The port of the first weak solution pipeline section (6) in absorber (11) and the another port of the second weak solution pipe (7) are submerged under the liquid level in absorber (11).
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| CN2244704Y (en) * | 1995-06-30 | 1997-01-08 | 江苏双良集团公司 | Refrigerant automatic apparatus for sorption refrigerator |
| CN2248327Y (en) * | 1995-08-28 | 1997-02-26 | 王宏丁 | Automatic throttling gear for lithium bromide refrigerator |
| JPH1130445A (en) * | 1997-07-10 | 1999-02-02 | Denso Corp | Refrigerating cycle device |
| JP4156399B2 (en) * | 2003-02-21 | 2008-09-24 | 株式会社不二工機 | Receiver tank with expansion valve |
| WO2010097047A1 (en) * | 2009-02-26 | 2010-09-02 | 北京联力源科技有限公司 | Apparatus and method for compressing co2, system and method for separating and recovering co2 |
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