CN101858627A - Solar energy secondary heat-source tower heat pump integrated device - Google Patents
Solar energy secondary heat-source tower heat pump integrated device Download PDFInfo
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- CN101858627A CN101858627A CN 201010227055 CN201010227055A CN101858627A CN 101858627 A CN101858627 A CN 101858627A CN 201010227055 CN201010227055 CN 201010227055 CN 201010227055 A CN201010227055 A CN 201010227055A CN 101858627 A CN101858627 A CN 101858627A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 42
- 238000004378 air conditioning Methods 0.000 claims abstract description 19
- 239000007788 liquid Substances 0.000 claims description 34
- 238000001816 cooling Methods 0.000 claims description 26
- 239000012528 membrane Substances 0.000 claims description 18
- 238000010438 heat treatment Methods 0.000 claims description 8
- 239000007921 spray Substances 0.000 claims description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract description 4
- 229910052799 carbon Inorganic materials 0.000 abstract description 4
- 238000001704 evaporation Methods 0.000 abstract description 4
- 230000008020 evaporation Effects 0.000 abstract description 3
- 230000005540 biological transmission Effects 0.000 abstract 1
- 230000005494 condensation Effects 0.000 abstract 1
- 238000009833 condensation Methods 0.000 abstract 1
- 239000003570 air Substances 0.000 description 49
- 239000000243 solution Substances 0.000 description 11
- 239000007789 gas Substances 0.000 description 9
- 239000003507 refrigerant Substances 0.000 description 6
- 238000009938 salting Methods 0.000 description 4
- 238000005265 energy consumption Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000001223 reverse osmosis Methods 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 238000005273 aeration Methods 0.000 description 2
- 239000012080 ambient air Substances 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 239000003595 mist Substances 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 238000005057 refrigeration Methods 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 229920002521 macromolecule Polymers 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 238000005381 potential energy Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 239000011555 saturated liquid Substances 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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Abstract
The invention discloses a solar energy secondary heat-source tower heat pump integrated device. The integrated device consists of a close-type working medium cold- and heat-source tower, a heat pump reverse Carnot cycle system, and a humid heat-source condensation water separator. The device is particularly suitable for household air conditioners under high-temperature and high-humidity environment in summer and under low-temperature and high-humidity environment in winter; and the device is a high-efficiency negative pressure evaporation water chiller in summer and is an effective frost-less air-source heat pump in winter so as to realize energy supply for heat transmission of small temperature difference from air, and triple cogeneration of hot air-conditioning, cold air-conditioning and hot water without boilers, electric auxiliary terminals or carbon emission, of the household air conditioners.
Description
Technical field
The present invention relates to a kind of solar energy secondary heat-source tower heat pump integrated device, especially relate to a kind of solar energy secondary heat-source tower heat pump integrated device that is applicable to the family formula regional air conditioner that summer " hot and humid " and winter use under " low temperature and high relative humidity " climatic environment.
Background technology
At southern china located in subtropical zone monsoon climatic region, north cold air was gone down south with warm moist air and was converged winter, made southern wide geographic area become warm and cold air face-off district, and " low temperature and high relative humidity " becomes the specific weather conditions in areas to the south, the Chinese Yangtze river basin.Just because of this special climate condition, contained unlimited inferior source of students low temperature potential energy in the humid air by conversion of solar energy.Calorific potential content height under the humid air state, because what the conventional air source heat pump air-conditioner prolonged usefulness is the big different transfer of heat technology of air conditioner industry, meet the low temperature and high relative humidity weather, evaporating temperature is low, cause too early frosting, can't normally move heat supply, need directly to adopt the electrical heating heat supply, the energy consumption height becomes insoluble technical barrier decades, damp and hotly in the air can become the harmful regenerative resource of air source heat pump.
At present, developed a kind of device that utilizes the direct aeration circulation of big temperature difference open type cooling tower+salting liquid+reverse osmosis membrane to absorb low level heat source in the air abroad, desired circulating solution concentration height, the concentrated concentration that has surpassed two times of reverse osmosis membrane technologies, causing salting liquid to absorb the airborne moisture that condenses can't utilize reverse osmosis membrane that the water effective in the solution is separated, the exhaust emission environment, and solution losses is big.Utilize salting liquid aeration circulation to absorb low level heat source in the air, another fatal problem is, the salting liquid dissolved oxygen increases, and is serious to equipment corrosion, and the open type cooling tower mist phenomenon of wafing is very serious, and this salt fog also has heavy corrosion to the steel construction of surrounding environment.
Summary of the invention
The object of the present invention is to provide a kind of efficient height, energy consumption is low, and the life-span is long, compact conformation, the solar energy secondary heat-source tower heat pump integrated device that has wide range of applications.
Technical scheme of the present invention is: it is by enclosed working medium Cooling and Heat Source tower, and contrary Carnot cycle system of heat pump and damp and hot source condensate water separator are formed;
Described enclosed working medium Cooling and Heat Source tower comprises casing negative pressure cavity air intake grid, Cooling and Heat Source heat exchanger, variable air rate EGR, rhombus steam fog separator; Described casing negative pressure cavity air intake grid is positioned on the outer enclosed structure of casing, the Cooling and Heat Source heat exchanger is positioned at casing enclosed structure middle and upper part, the upper end communicates with the variable air rate EGR, the lower end communicates with casing negative pressure cavity air intake grid, spray thrower assembly, drip tray device, the variable air rate EGR is positioned at casing enclosed structure top, the top communicates with rhombus steam fog separator, the lower end communicates with the Cooling and Heat Source heat exchanger, rhombus steam fog separator is positioned at the outer enclosed structure top of casing, its top communicates with atmosphere, and the lower end communicates with the variable air rate EGR;
The contrary Carnot cycle system of described heat pump comprises heat pump compressor, hot-water heater, dielectric heater, four-way change-over valve, air-conditioning heater, separate cooler, heat expansion valve, coil evaporator, described heat pump compressor exhaust outlet links to each other with hot-water heater working medium air inlet by pipeline, hot-water heater working medium gas outlet links to each other with dielectric heater working medium air inlet by pipeline, dielectric heater working medium gas outlet links to each other with the four-way change-over valve air inlet by pipeline, the four-way change-over valve gas outlet links to each other with air-conditioning heater working medium air inlet by pipeline, the pipeline of air-conditioning heater working medium liquid outlet by the check valve I is installed with separate the cooler inlet and be connected, separate the cooler liquid outlet by filter is installed, the pipeline of check valve II with heat the expansion valve inlet and be connected, heating the expansion valve liquid outlet is connected with the coil evaporator inlet with separating tube by pipeline, the coil evaporator venthole is connected with the four-way change-over valve air intake by the pipeline that the check valve III is installed, the four-way change-over valve venthole by pipeline with separate the cooler air intake and be connected, separate the cooler venthole and be connected with heat pump compressor suction steam ports by pipeline.
Damp and hot source condensate water separator is by high-pressure circulation pump, constitute with the contrary Carnot cycle system of described heat pump shared dielectric heater, more medium filter, polymeric membrane separator tube, negative temperature sprayer, condensate water separator disk, medium baffle-box; Described high-pressure circulation pump liquid outlet is connected with dielectric heater medium inlet by pipeline, dielectric heater medium liquid outlet is connected with the more medium filter inlet by the pipeline that the valve I is installed, the more medium filter liquid outlet is connected with polymeric membrane separator tube inlet by the pipeline that the valve II is installed, polymeric membrane separator tube liquid outlet is by being equipped with the valve III, the magnetic valve III, the pipeline of check valve IV is connected with the negative temperature sprayer, polymeric membrane separator tube delivery port is connected with the unit discharge outlet by pipeline, negative temperature sprayer lower end communicates with the condensate water separator disk, condensate water separator disk liquid outlet is connected with medium baffle-box inlet by the pipeline that the magnetic valve II is installed, with on the condensate water discharge road that the delivery port of condensate water separator disk links to each other the magnetic valve I is installed, medium baffle-box liquid outlet is connected with the high-pressure circulation pump inlet by pipeline.
The present invention utilizes little different transfer of heat low heat heat pump, the anti-frosting solution of macromolecule to combine with membrane separation technique, constitutes the solar energy secondary heat-source tower heat pump household air conditioning.Can realize that in monsoon climate zone, subtropical zone the family do not have boiler with air-conditioning and do not have cold-heat air-conditioning, water-heating three alliances that the auxilliary terminal of electricity does not have row's carbon.
The present invention's operation energy consumption in household air conditioning is low, carbon reduction, summer water spraying and sprinkling evaporation cooling refrigeration Energy Efficiency Ratio height, be that Frostless air-source heat pump heating performance coefficient height need not auxiliary thermal source winter, and service life of equipment is long, and is highly integrated, compact conformation, adopt the anti-frosting solution of polymeric membrane separator tube separation regeneration, recycling, environmentally safe; Utilize the little different transfer of heat of heat source tower heat pump to want the energy, the carbon reduction technological expansion is used in the air-conditioning to the family, replace conventional art conventional air source heat pump+auxilliary hot household air conditioning of electricity, applied range to air.
Description of drawings
Fig. 1 is the structural representation of one embodiment of the invention.
The specific embodiment
The invention will be further described below in conjunction with accompanying drawing.
With reference to Fig. 1, present embodiment comprises enclosed working medium Cooling and Heat Source tower, the contrary Carnot cycle system of heat pump and damp and hot source condensate water separator composition.
Big hollow arrow is represented air-flow direction among the figure, and little filled arrows represents that refrigeration working medium circulates direction, and little hollow arrow is represented the medium circulation flow direction; Dotted line is represented the gaseous material flow line, the pipeline liquid flow line that solid line is represented.
Described enclosed working medium Cooling and Heat Source tower comprises casing negative pressure cavity air intake grid 1-1, Cooling and Heat Source heat exchanger 1-2, variable air rate EGR 1-3, rhombus steam fog separator 1-4; Described casing negative pressure cavity air intake grid 1-1 is positioned on the outer enclosed structure of casing, 1-2 communicates with the Cooling and Heat Source heat exchanger, Cooling and Heat Source heat exchanger 1-2 is positioned at casing enclosed structure middle and upper part, upper end and variable air rate EGR 1-3 UNICOM, lower end and casing negative pressure cavity air intake grid, the spray thrower assembly, the drip tray device communicates, variable air rate EGR 1-3 is positioned at casing enclosed structure top, the top communicates with rhombus steam fog separator 1-4, the lower end communicates with Cooling and Heat Source heat exchanger 1-2, rhombus steam fog separator 1-4 is positioned at the outer enclosed structure top of casing, its top communicates with atmosphere, and the lower end communicates with variable air rate EGR 1-3;
The contrary Carnot cycle system of described heat pump comprises heat pump compressor 2-1, hot-water heater 2-2, dielectric heater 2-3, four-way change-over valve 2-4, air-conditioning heater 2-5, separate cooler 2-6, heat expansion valve 2-7, coil evaporator 2-8, described heat pump compressor 2-1 exhaust outlet links to each other with hot-water heater 2-2 working medium air inlet by pipeline, hot-water heater 2-2 working medium gas outlet links to each other with dielectric heater 2-3 working medium air inlet by pipeline, dielectric heater 2-3 working medium gas outlet links to each other with four-way change-over valve 2-4 air inlet by pipeline, four-way change-over valve 2-4 gas outlet links to each other with air-conditioning heater 2-5 working medium air inlet by pipeline, the pipeline that air-conditioning heater 2-5 working medium liquid outlet is logical to be equipped with the check valve I with separate cooler 2-6 inlet and be connected, separate cooler 2-6 liquid outlet by filter is installed, the pipeline of check valve II with heat expansion valve 2-7 inlet and be connected, heating expansion valve 2-7 liquid outlet is connected with coil evaporator 2-8 inlet with separating tube by pipeline, coil evaporator 2-8 venthole is connected with four-way change-over valve 2-4 air intake by the pipeline that the check valve III is installed, four-way change-over valve 2-4 venthole by pipeline with separate cooler 2-6 air intake and be connected, separate cooler 2-6 venthole and be connected with heat pump compressor 2-1 suction steam ports by pipeline.
Damp and hot source condensate water separator is by high-pressure circulation pump 3-1, constitute with shared dielectric heater 2-3, more medium filter 3-2, polymeric membrane separator tube 3-3, negative temperature sprayer 3-4, condensate water separator disk 3-5, the medium baffle-box 3-6 of the contrary Carnot cycle system of described heat pump; Described high-pressure circulation pump 3-1 liquid outlet is connected with dielectric heater 2-3 medium inlet by pipeline, dielectric heater 2-3 medium liquid outlet is connected with more medium filter 3-2 inlet by the pipeline that the valve I is installed, more medium filter 3-2 liquid outlet is connected with polymeric membrane separator tube 3-3 inlet by the pipeline that the valve II is installed, polymeric membrane separator tube 3-3 liquid outlet is by being equipped with the valve III, the magnetic valve III, the pipeline of check valve IV is connected with negative temperature sprayer 3-4, polymeric membrane separator tube 3-3 delivery port is connected with the unit discharge outlet by pipeline, negative temperature sprayer 3-4 lower end communicates with the condensate water separator disk, condensate water separator disk 3-5 liquid outlet is connected with medium baffle-box 3-6 inlet by the pipeline that magnetic valve II 3-5.2 is installed, with on the condensate water discharge road that the delivery port of condensate water separator disk 3-5 links to each other magnetic valve I 3-5.1 is installed, medium baffle-box 3-6 liquid outlet is connected with high-pressure circulation pump 3-1 inlet by pipeline.
Operation principle:
Enclosed working medium Cooling and Heat Source tower operation principle: the low potential temperature air in solar energy secondary source can enter Cooling and Heat Source heat exchanger 1-2 through casing negative pressure cavity air intake grid 1-1, Cooling and Heat Source heat exchanger 1-2 fin will hang down the potential temperature air can pass to the decline of coil evaporator 2-8 air themperature, promote to be pressed into rhombus steam fog separator 1-4 through variable air rate EGR 1-3 and separate mist vapour and enter atmosphere and carry out heat exchange, enter the heat exchange that casing negative pressure cavity air intake grid 1-1 constitutes air low temperature position heat energy and coil evaporator 2-8 after air themperature raises again and circulate.
The contrary Carnot cycle system works principle of heat pump: the low pressure refrigerant vapor from coil evaporator 2-8 is sucked by heat pump compressor 2-1, enter hot-water heater 2-2 through heat pump work done lifting for cold-producing medium high pressure superheater gas, emit part sensible heat energy by circulatory mediator interface I 2-A and circulatory mediator interface II 2-B to hot water cyclesystem, slightly being cooled to hot high pressure gas enters dielectric heater 2-3 and emits part sensible heat energy to the medium circulation system, be cooled to the high pressure saturated gas and enter air-conditioning heater 2-5 through four-way change-over valve 2-4, discharge whole calorific potentials by circulatory mediator interface III 2-C and circulatory mediator interface IV 2-D to the air-conditioning heat supply circulatory system and be condensed into the high-pressure refrigerant saturated liquid, enter separation cooler 2-6 and be cooled to the high-pressure refrigerant subcooled liquid, through filter, the check valve II enters and heats expansion valve 2-7 throttling step-down is two fluids of low pressure refrigerant vapour-liquid, entering coil evaporator 2-8 absorption can carburation by evaporation be the low pressure refrigerant moist steam from the low potential temperature air that Cooling and Heat Source heat exchanger 1-2 fin conducts heat, through check valve, four-way change-over valve 2-4, separate cooler 2-6 and isolate drop, low pressure refrigerant vapor sucks the work done lifting by heat pump compressor and finishes the contrary Carnot cycle of heat pump.
Damp and hot source condensate water separator operation principle: when ambient air temperature is higher than more than 1 ℃, condensate water separator disk 3-5, magnetic valve I 3-5.1 open automatically, Cooling and Heat Source heat exchanger 1-2 has absorbed from the isolated moisture that condenses of airborne low potential temperature calorific potential, naturally fall into condensate water separator disk 3-5,3-5.1 discharges automatically by the magnetic valve I; When ambient air temperature is lower than below 1 ℃, condensate water separator disk 3-5, magnetic valve I 3-5.1 closes automatically, magnetic valve II 3-5.2 opens automatically, Cooling and Heat Source heat exchanger 1-2 has absorbed the frost prevention medium of isolating condense moisture and interrupted injection from airborne low potential temperature calorific potential and has been mixed into dilute solution, naturally fall into condensate water separator disk 3-5, enter medium baffle-box 3-6 by magnetic valve II 3-5.2, the negative temperature dilute solution sucks pressure-raising by high-pressure circulation pump 3-1 and enters more medium filter 3-2 impurity screening after dielectric heater 2-3 heating, dilute solution after the heating enters the moisture that condenses of isolating allow compliance with emission standards behind the polymeric membrane separator tube 3-3, discharge through the 3-3.1 delivery port, isolated concentrated solution is through the magnetic valve III, the check valve IV enters negative temperature sprayer 3-4 to Cooling and Heat Source heat exchanger 1-2 intermittent spraying frost-proof solution, finishes solution frost prevention process.
Claims (1)
1. a solar energy secondary heat-source tower heat pump integrated device is characterized in that, is made up of enclosed working medium Cooling and Heat Source tower, the contrary Carnot cycle system of heat pump and damp and hot source condensate water separator;
Described enclosed working medium Cooling and Heat Source tower comprises casing negative pressure cavity air intake grid, Cooling and Heat Source heat exchanger, variable air rate EGR, rhombus steam fog separator; Described casing negative pressure cavity air intake grid is positioned on the outer enclosed structure of casing, the Cooling and Heat Source heat exchanger is positioned at casing enclosed structure middle and upper part, the upper end communicates with the variable air rate EGR, the lower end communicates with casing negative pressure cavity air intake grid, spray thrower assembly, drip tray device, the variable air rate EGR is positioned at casing enclosed structure top, the top communicates with rhombus steam fog separator, the lower end communicates with the Cooling and Heat Source heat exchanger, rhombus steam fog separator is positioned at the outer enclosed structure top of casing, its top communicates with atmosphere, and the lower end communicates with the variable air rate EGR;
The contrary Carnot cycle system of described heat pump comprises heat pump compressor, hot-water heater, dielectric heater, four-way change-over valve, air-conditioning heater, separate cooler, heat expansion valve, coil evaporator, described heat pump compressor exhaust outlet links to each other with hot-water heater working medium air inlet by pipeline, hot-water heater working medium gas outlet links to each other with dielectric heater working medium air inlet by pipeline, dielectric heater working medium gas outlet links to each other with the four-way change-over valve air inlet by pipeline, the four-way change-over valve gas outlet links to each other with air-conditioning heater working medium air inlet by pipeline, the pipeline of air-conditioning heater working medium liquid outlet by the check valve I is installed with separate the cooler inlet and be connected, separate the cooler liquid outlet by filter is installed, the pipeline of check valve II with heat the expansion valve inlet and be connected, heating the expansion valve liquid outlet is connected with the coil evaporator inlet with separating tube by pipeline, the coil evaporator venthole is connected with the four-way change-over valve air intake by the pipeline that the check valve III is installed, the four-way change-over valve venthole by pipeline with separate the cooler air intake and be connected, separate the cooler venthole and be connected with heat pump compressor suction steam ports by pipeline;
Damp and hot source condensate water separator is by high-pressure circulation pump, constitute with the contrary Carnot cycle system of described heat pump shared dielectric heater, more medium filter, polymeric membrane separator tube, negative temperature sprayer, condensate water separator disk, medium baffle-box; Described high-pressure circulation pump liquid outlet is connected with dielectric heater medium inlet by pipeline, dielectric heater medium liquid outlet is connected with the more medium filter inlet by the pipeline that the valve I is installed, the more medium filter liquid outlet is connected with polymeric membrane separator tube inlet by the pipeline that the valve II is installed, polymeric membrane separator tube liquid outlet is by being equipped with the valve III, the magnetic valve III, the pipeline of check valve IV is connected with the negative temperature sprayer, polymeric membrane separator tube delivery port is connected with the unit discharge outlet by pipeline, negative temperature sprayer lower end communicates with the condensate water separator disk, condensate water separator disk liquid outlet is connected with medium baffle-box inlet by the pipeline that the magnetic valve II is installed, with on the condensate water discharge road that the delivery port of condensate water separator disk links to each other the magnetic valve I is installed, medium baffle-box liquid outlet is connected with the high-pressure circulation pump inlet by pipeline.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102270558A CN101858627B (en) | 2010-07-15 | 2010-07-15 | Solar energy secondary heat-source tower heat pump integrated device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2010102270558A CN101858627B (en) | 2010-07-15 | 2010-07-15 | Solar energy secondary heat-source tower heat pump integrated device |
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| CN101858627A true CN101858627A (en) | 2010-10-13 |
| CN101858627B CN101858627B (en) | 2012-06-27 |
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| CN2010102270558A Active CN101858627B (en) | 2010-07-15 | 2010-07-15 | Solar energy secondary heat-source tower heat pump integrated device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102003838A (en) * | 2010-11-16 | 2011-04-06 | 刘秋克 | Solar-powered primary source heat source tower heat pump complete device |
| CN104713266A (en) * | 2015-03-25 | 2015-06-17 | 湖南大学 | Heat pump type cold and heat source unit capable of achieving frost-free and evaporative cooling |
| CN105928255A (en) * | 2016-06-15 | 2016-09-07 | 湖南中辐空调净化设备有限公司 | Refrigeration, heating and hot water combined supply unit adopting air source heat pumps |
| CN106969536A (en) * | 2017-03-31 | 2017-07-21 | 浙江陆特能源科技股份有限公司 | The three-source integrated source pump of ground aqueous vapor |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102003838A (en) * | 2010-11-16 | 2011-04-06 | 刘秋克 | Solar-powered primary source heat source tower heat pump complete device |
| CN104713266A (en) * | 2015-03-25 | 2015-06-17 | 湖南大学 | Heat pump type cold and heat source unit capable of achieving frost-free and evaporative cooling |
| CN105928255A (en) * | 2016-06-15 | 2016-09-07 | 湖南中辐空调净化设备有限公司 | Refrigeration, heating and hot water combined supply unit adopting air source heat pumps |
| CN106969536A (en) * | 2017-03-31 | 2017-07-21 | 浙江陆特能源科技股份有限公司 | The three-source integrated source pump of ground aqueous vapor |
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| Publication number | Publication date |
|---|---|
| CN101858627B (en) | 2012-06-27 |
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Effective date of registration: 20130301 Address after: Six Xinmin village, 417500 section, Sha Tong Bay Subdistrict Office, Lengshuijiang, Hunan, Loudi Patentee after: Hunan Dong you energy saving building engineering equipment Co., Ltd. Address before: 410004 Hunan province Changsha Yuhua District of Shaoshan City Road Huayin Park District 21 building 1410 room Patentee before: Liu Qiuke |
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Owner name: CHANGSHA DONGYOU ENGINEERING EQUIPMENT CO., LTD. Free format text: FORMER OWNER: HUNAN DONGYOU ENERGY SAVING CONSTRUCTION ENGINEERING EQUIPMENT CO., LTD. Effective date: 20130411 |
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Effective date of registration: 20130411 Address after: 2017, 410004, Red Star building, No. two, 517 East Xiang Road, Yuhua District, Hunan, Changsha Patentee after: Changsha Dong you Engineering Equipment Co., Ltd. Address before: Six Xinmin village, 417500 section, Sha Tong Bay Subdistrict Office, Lengshuijiang, Hunan, Loudi Patentee before: Hunan Dong you energy saving building engineering equipment Co., Ltd. |