CN208442806U - A kind of heat conducting oil boiler steam generating system for the physicochemical characteristics changing water - Google Patents
A kind of heat conducting oil boiler steam generating system for the physicochemical characteristics changing water Download PDFInfo
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- CN208442806U CN208442806U CN201820824258.7U CN201820824258U CN208442806U CN 208442806 U CN208442806 U CN 208442806U CN 201820824258 U CN201820824258 U CN 201820824258U CN 208442806 U CN208442806 U CN 208442806U
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Abstract
The utility model discloses a kind of heat conducting oil boiler steam generating systems of physicochemical characteristics for changing water, including for heat combustor, it is described to be correspondingly connected with for heat combustor and heat-condutive oil heat exchanger, heat-condutive oil heat exchanger connection corresponding with steam generator, steam generator connection also corresponding with small molecule water generator.The utility model acquirement effectively improves its thermal conversion efficiency and evaporation rate, and vaporization time is short, can " moment " steam is generated, it is small in size, save equipment land used.
Description
Technical field
The utility model relates to steam generating equipment field, especially a kind of heat conducting oil boiler for the physicochemical characteristics for changing water
Steam generating system.
Background technique
Chinese industrial boiler has more than 60 ten thousand, wherein 60% or so capacity is steam boiler.The average evaporation of steam boiler
Measure low, average thermal effect amount is low.For the ownership of industrial steam boiler at 360,000 or so, average evaporation capacity is low, and the average thermal efficiency is not
To 60%.Using shell-and-tube heat exchanger as mainstream, water is immersed in steam generator, takes free convection for current Industrial Boiler production
The mode of heat exchange, heat exchange efficiency and energy-saving effect are general.Boiler feedwater is of poor quality, and water supply is up to standard less than 40%.Cause boiler heat exchange
The problems such as face fouling, boiler corrosion, smog discharge temperature are high and boiler blowdown rate is high.The improvement of current vapour system focuses only on
The Hardware Design, such as the drain valve of good quality is selected, valve, gauge increases condensation water residual heat recycling, is steamed with improving
The efficiency of vapour system.
Existing steam generating system there are steam generation efficiency it is lower, equipment is larger, heat-energy losses are big the disadvantages of, because
This, needs to design a kind of heat conducting oil boiler steam generating system of physicochemical characteristics for changing water.
Summary of the invention
The defects of in view of the prior art, a kind of heat conducting oil boiler steam generation system of physicochemical characteristics changing water is provided
System.
The utility model is realized by following proposal:
A kind of heat conducting oil boiler steam generating system for the physicochemical characteristics changing water, including for heat combustor, the heat supply
Burner is correspondingly connected with heat-condutive oil heat exchanger, heat-condutive oil heat exchanger connection corresponding with steam generator, the steam hair
The connection also corresponding with small molecule water generator of raw device；
The heat-condutive oil heat exchanger includes spiral coil, spiral coil connection corresponding with heat conductive oil inlet, the spiral shell
The connection corresponding with conduction oil outlet of the other end of capstan pipe；
The steam generator includes pressure vessel and the steam (vapor) outlet that pressure vessel top is arranged in, the spiral coil
It is arranged inside pressure vessel, sprayer, sprayer connection corresponding with cooling water inlet, institute is equipped in the pressure vessel
State cooling water inlet connection corresponding with small molecule water generator.
The cooling water inlet includes symmetrically arranged multiple.
The top of spiral coil is arranged in the sprayer.
The utility model has the following beneficial effects:
A kind of heat conducting oil boiler steam generating system for the physicochemical characteristics for changing water of the utility model improves steam generation
Efficiency, vaporization time is short, can " moment " steam is generated, it is small in size, save equipment land used.
Detailed description of the invention
Fig. 1 is the principles of the present invention block diagram.
Fig. 2 is the detail of construction of the utility model heat-condutive oil heat exchanger and steam generator.
In figure: 1 is, for heat combustor, 2 is heat-condutive oil heat exchanger, and 21 be spiral coil, and 22 be heat conductive oil inlet, and 23 be to lead
Hot oil outlet, 3 be steam generator, and 31 be pressure vessel, and 32 be sprayer, and 33 be cooling water inlet, and 34 be steam (vapor) outlet, and 4 are
Small molecule water generator.
Specific embodiment
The utility model preferred embodiment is further illustrated below with reference to Fig. 1 to Fig. 2:
As shown in Figure 1, the heat conducting oil boiler steam generating system of the physicochemical characteristics disclosed by the utility model for changing water, packet
It includes for heat combustor 1, described to be correspondingly connected with for heat combustor 1 and heat-condutive oil heat exchanger 2, the heat-condutive oil heat exchanger 2 and steam
The corresponding connection of generator 3, the steam generator 3 connection also corresponding with small molecule water generator 4.The heat supply of the utility model is fired
Burner provides heat for heat-condutive oil heat exchanger, and the conduction oil in heat-condutive oil heat exchanger transfers heat to steam generator, and small point
The small molecule water that sub- Water generator generates enters steam generator and absorbs the heat of conduction oil, so that steam is generated, conduction oil
Heat transfer nearby reheated for heat combustor to being recycled to after small molecule water, it is reciprocal to carry out the above operation, so that it may
With lasting generation steam.Small molecule water cluster has following physicochemical characteristics: (1) small molecule water cluster is characterized in small molecule
With high activity, molecular motion express delivery is fast, and intermolecular interaction is more frequent.Small molecule cluster diameter is smaller simultaneously, hydrogen in cluster
The change of bond angle degree and the hydrogen bond trend fragility after polarizing, make the physical thermal kinetic characteristic and chemical reactivity of small molecule water cluster
Much stronger than light water.(2) Brownian movement speed increases, and active water molecule becomes smaller, and molecular thermalmotion increases, with other molecules
Between collision frequency increase, become very active in molecular thermalmotion;Water surface viscosity can reduce, and keep active water surface glutinous
Power is compared to being commonly substantially reduced, and since stickiness is dismissed, system hinders the factor of heat fortune to be excluded, and accelerates hot transmitting
Speed and intensity.System osmotic pressure increases, and makes the electron ion performance that active water is special, and water body osmotic pressure is caused to increase, and improves
The three-dimensional effect of thermal capacitance rate.(3) hydrone of active water, the activity in chemical reaction is extremely strong, is more likely to join
It is reacted with other compounds, higher ion concentration can be carried compared to light water under equal conditions.(4) by liquid
When water molecule cluster becomes the single hydrone of steam state, consumed heat when becoming steam state from liquid that not only to consume hydrone
Can, there are also a big chunk thermal energy to be consumed in brokenly during the hydrogen bond for changing water molecule cluster.Since hydrogen bond can absorb largely
Thermal energy, the thermal energy that this part consumes when impurity is more, water molecule cluster is big, or even change when institute far more than water prescription situation
The thermal energy of consumption.(5) hydrogen bond quantity will be less than light water to active water in chemistry, and hydrogen bond is also quite fragile, and destroying hydrogen bond makes
It is more much lower than light water that water molecule cluster becomes the thermal energy consumed when single hydrone.Meanwhile active water physical thermal is moved through
More active in journey, the coefficient of heat conduction greatly improves, and heat energy utilization is more effective, integrate make small molecule water cluster by
The heat that liquid becomes being absorbed when steam state is greatly lowered, and direct energy-efficient effect is clearly.
The utility model heat supply burner combustion biomass, coal, natural gas, sawdust or tangerine bar, burning pass after generating thermal energy
The conduction oil in heat-condutive oil heat exchanger is passed, the temperature of conduction oil is flowed into steam generator after increasing and exchanged heat with water, produces
Raw steam, the thermally conductive oil temperature after heat exchange, which reduces, is sent into heat exchanger, and circulation is completed in heating again.The system of the utility model is selected
As a heat transfer medium, conduction oil mainly has the advantage that liquid phase low pressure is conducted heat to conduction oil, in lower pressure (0.6Mpa or less)
It can get higher operating temperature (300 DEG C or so), system pressure is smaller when high temperature is gone on a long journey, high system safety；Conduction oil tool
There are lower freezing point and higher boiling point and flash-point, it, can be in -35 DEG C or more of low temperature environment in cold district not easy freezing
Lower work；Conduction oil heat-conducting system with higher and specific heat are able to maintain the best thermal efficiency under different working conditions, pass
Dye is uniform, energy-saving, urgent high efficiency；Conduction oil has lower acid value and strong charcoal corrosivity small, in pipe without dirt and
Sediment enables equipment and pipeline to have longer service life, reduces maintenance cost；It can carry out stable heat transfer and accurately temperature
It adjusts, is advantageously implemented automatic control, it is easy to operate, reduce the labor intensity of worker；Nontoxicity has no irritating odor, to people
Body is harmless, free from environmental pollution.
The heat-condutive oil heat exchanger 2 includes spiral coil 21, the connection corresponding with heat conductive oil inlet 22 of spiral coil 21,
The connection corresponding with conduction oil outlet 23 of the other end of the spiral coil 21；The steam generator 3 includes 31 He of pressure vessel
The steam (vapor) outlet 34 on 31 top of pressure vessel is set, and the spiral coil 21 is arranged inside pressure vessel 31, in the pressure
Sprayer 32 is equipped in force container 31, the sprayer 32 is corresponding with cooling water inlet 33 to be connected to, the cooling water inlet 33 and small point
The corresponding connection of sub- Water generator 4.The cooling water inlet 33 includes symmetrically arranged multiple.The sprayer 32 is arranged in helical disk
The top of pipe 21.Spraying system selects special stainless steel high temperature resistant atomizer, and pressure is controlled in 10-15bar, and nozzle will be each
The water spot that one millimeter of water mist is melted into 3000-4000 or more is dripped, so selection nozzle can be atomized the diameter of water spot at 5-100 microns
Range.
Common steam generator is immersion structure in engineering, i.e. spiral coil immerses in water, water level pressure outside pipe
Boiling vaporization generates vapor.Pressure vessel is provided with spiral coil, flows conduction oil in pipe, according to required water vapour temperature
Degree, makes to keep certain pressure in cylinder using pressure control device, through forced-convection heat transfer, conduction oil transfers heat to pipe
Wall, through natural heat exchanging, tube wall transfers heat to unsaturated water again, is warming up to boiling point into saturation after unsaturated water caloric receptivity
Water, saturated water continue to absorb heat, and generate vapor through boiling heat transfer.The feature of immersion steam generator maximum be exactly it is at low cost,
Manufacture craft is simple, and operation is simple, but its disadvantage evaporation generation efficiency is not high, and vaporization time is long, takes up a large area.
The system of the utility model is a kind of steam generator of the utility model.Its work characteristics is that sprayer will be small
Molecular water sprays to coil pipe progress forced-convection heat transfer after being atomized into water spot, and improving immersion steam generator can only free convection
The defect of heat exchange greatly increases steam generation efficiency, and vaporization time is short, can " moment " steam is generated, small in size, saving is set
Standby.
The working principle of the utility model steam generator are as follows: when reynolds number Re reaches 500 or more, the Nu of lower spray structure
The Nu number of significantly greater than side spray structure, difference up to 40% or so are considered that nozzle can generate instead by spraying upwards by number
The problem of blocking, so the relative position for determining sprayer and jet pipe is that water sprays to coil pipe from up to down after nebulizer.
No matter under which kind of working condition, the logarithmic mean temperature difference (LMTD) △ Tm of adverse current pattern will be greater than fair current pattern, difference 30 DEG C with
On, so determining that the liquid form of conduction oil and water flows in spiral coil for conduction oil is bottom-up.In this implementation, steam
Generator set volume is 1.68m3, heat exchange area 6.5m2, 2.5-3 tons of steam are generated per hour, control coil pipe caliber d=20mm
When, the best spray cone angle of system is θ=80-85 degree, and best coil pipe spacing is s=30-50mm, and best coil pipe median surface diameter is
D=150mm.When heat conductive oil inlet temperature is within the scope of 290-330 DEG C, the vaporization time of the steam generator of the utility model is only
There is the 1/10-1/6 of immersion steam generator, the quantity of steam of generation is 6-10 times of immersion.Generating identical quantity of steam
Under the conditions of, heat conductive oil inlet temperature needed for the steam generator of the utility model will be significantly lower than immersion.
Although having done more detailed elaboration to the technical solution of the utility model and having enumerated, it should be understood that for
For those skilled in the art, modifications to the embodiments described above may be made or uses equivalent alternative solution, this skill to this field
Be for art personnel it is clear that on the basis of without departing from the spirit of the present invention these modifications or improvements, belong to
In the range of the requires of the utility model protection.
Claims (3)
1. a kind of heat conducting oil boiler steam generating system for the physicochemical characteristics for changing water, including for heat combustor (1), feature exists
In: described to be correspondingly connected with for heat combustor (1) and heat-condutive oil heat exchanger (2), the heat-condutive oil heat exchanger (2) and steam generator
(3) corresponding connection, the steam generator (3) connection also corresponding with small molecule water generator (4)；
The heat-condutive oil heat exchanger (2) includes spiral coil (21), and the spiral coil (21) is corresponding with heat conductive oil inlet (22)
Connection, the connection corresponding with conduction oil outlet (23) of the other end of the spiral coil (21)；
The steam generator (3) includes the steam (vapor) outlet (34) of pressure vessel (31) and setting on pressure vessel (31) top,
Spiral coil (21) setting is internal in pressure vessel (31), is equipped with sprayer (32) in the pressure vessel (31), institute
Sprayer (32) connection corresponding with cooling water inlet (33) is stated, the cooling water inlet (33) is corresponding with small molecule water generator (4) to be connected
It is logical.
2. a kind of heat conducting oil boiler steam generating system of physicochemical characteristics for changing water according to claim 1, feature
Be: the cooling water inlet (33) includes symmetrically arranged multiple.
3. a kind of heat conducting oil boiler steam generating system of physicochemical characteristics for changing water according to claim 1, feature
It is: top of sprayer (32) setting in spiral coil (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820824258.7U CN208442806U (en) | 2018-05-30 | 2018-05-30 | A kind of heat conducting oil boiler steam generating system for the physicochemical characteristics changing water |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820824258.7U CN208442806U (en) | 2018-05-30 | 2018-05-30 | A kind of heat conducting oil boiler steam generating system for the physicochemical characteristics changing water |
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| Publication Number | Publication Date |
|---|---|
| CN208442806U true CN208442806U (en) | 2019-01-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820824258.7U Expired - Fee Related CN208442806U (en) | 2018-05-30 | 2018-05-30 | A kind of heat conducting oil boiler steam generating system for the physicochemical characteristics changing water |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109027990A (en) * | 2018-05-30 | 2018-12-18 | 珠海市英翔建材有限公司 | A kind of heat conducting oil boiler steam generating system for the physicochemical characteristics changing water |
-
2018
- 2018-05-30 CN CN201820824258.7U patent/CN208442806U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109027990A (en) * | 2018-05-30 | 2018-12-18 | 珠海市英翔建材有限公司 | A kind of heat conducting oil boiler steam generating system for the physicochemical characteristics changing water |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190129 Termination date: 20190530 |
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| CF01 | Termination of patent right due to non-payment of annual fee |