CN203628596U - Heat-pump-type solar energy biomass boiler system - Google Patents
Heat-pump-type solar energy biomass boiler system Download PDFInfo
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- CN203628596U CN203628596U CN201320651433.4U CN201320651433U CN203628596U CN 203628596 U CN203628596 U CN 203628596U CN 201320651433 U CN201320651433 U CN 201320651433U CN 203628596 U CN203628596 U CN 203628596U
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- heat
- boiler
- water tank
- pump
- biomass
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- 239000002028 Biomass Substances 0.000 title claims abstract description 39
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 69
- 239000000779 smoke Substances 0.000 claims abstract description 8
- 238000007599 discharging Methods 0.000 claims description 6
- 230000008901 benefit Effects 0.000 abstract description 9
- 239000002918 waste heat Substances 0.000 abstract description 7
- 230000005494 condensation Effects 0.000 abstract description 4
- 238000009833 condensation Methods 0.000 abstract description 4
- 238000005338 heat storage Methods 0.000 abstract 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 6
- 239000003546 flue gas Substances 0.000 description 6
- 239000007789 gas Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000001172 regenerating effect Effects 0.000 description 5
- 239000000446 fuel Substances 0.000 description 4
- 238000013021 overheating Methods 0.000 description 4
- 238000011161 development Methods 0.000 description 3
- 239000003517 fume Substances 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 230000000295 complement effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 229920006395 saturated elastomer Polymers 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000035800 maturation Effects 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/40—Solar thermal energy, e.g. solar towers
- Y02E10/44—Heat exchange systems
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/40—Solar thermal energy, e.g. solar towers
- Y02E10/46—Conversion of thermal power into mechanical power, e.g. Rankine, Stirling or solar thermal engines
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- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
The utility model discloses a heat-pump-type solar energy biomass boiler system. After being connected with a make-up feed pump, a softened water tank is divided into two outlets. The first outlet of the softened water tank, a water feed pump, a biomass boiler, a third throttle valve, a first outlet of a boiler drum, a second throttle valve, a gas-distributing cylinder for a user and a fourth throttle valve are connected in sequence. The second outlet of the softened water tank, a first throttle valve, a condensation-type heat exchanger, a high-grade heat storage water tank, a groove-type concentrating solar heat collector, an evaporator and a second inlet of an ejector are connected in sequence. A second outlet of the boiler drum is connected with a first inlet of the ejector. An outlet of a smoke exhaust pipeline of the biomass boiler is connected with the condensation-type heat exchanger, an induced draft fan and a chimney in sequence. A condensation water outlet of the evaporator is connected with the softened water tank through an electromagnetic valve. The heat-pump-type solar energy biomass boiler system has the environment-friendly advantage of the biomass boiler, solar energy, smoke exhaust waste heat and low-grade heat energy of biomass are converted into middle-grade heat energy for heat supply, the heat efficiency of a pump heat supply system is greatly improved, and heat energy increment is achieved.
Description
Technical field
The utility model relates to a kind of heat-pump-type solar biomass steam generator system, belongs to the technical field that clean energy resource utilizes.
Background technology
The world today is being faced with the problem of primary energy exhaustion day by day in short supply, greatly develops regenerative resource a new outlet is provided undoubtedly for this reason.China's land surface 9,600,000 km
2, occupying third place in the world, solar radiation ability is about 1.59 × 10
11kWh, is equivalent to that top is long-pending to be accepted every year solar energy and approximately have 69,000 hundred million tons of coals.When its sunshine in middle age, be slightly larger than 2200h, annual solar radiation total amount is higher than 5016MJ/m
2area account for the more than 2/3 of national total area.Be equivalent to have every year hundred million tons of mark coals of 4500-5000 to obtain with solar energy techniques.Solar thermal utilization is the key areas of renewable energy utilization, and technology maturation, has a extensive future.At energy substitution, reduce and discharge, use safely etc. aspect with the obvious advantage.At present solar thermal utilization only only limits to low-temperature water heating device, and middle high temperature heat utilization not yet gets involved, the project that in industry, agricultural, business, high temperature utilizes without thunder also without raindrop.Hindering the most significant challenge of China photo-thermal development is the not yet ripe localized photo-thermal comprehensive utilization technique that is applicable to large-scale promotion of Current Domestic, also there is no the integrated and operating experience of commercialization solar thermal utilization whole system.Solar energy is combined not only alternative boiler steam supply and can also be utilized boiler flue afterbody waste heat recovery energy supporting for solar energy with boiler, energy-saving effect is more remarkable.The required steel of slot type system unit area and glass mirror material are minimum, and cost is low, capacity is changeable, ground placement maintenance is easy for installation, and all concentrating collectors can synchronously be followed the tracks of, and cost reduces greatly.The features such as therefore, it is large that trough type solar power generation has scale, and the life-span is long, and cost is low, convenient for installation and maintenance.
In addition China's biomass energy reserves are abundant, and biomass energy has the characteristics such as recyclability, widely distributed, low pollution, are one of ideal complement energy to primary energy.For promoting the development of regenerative resource, reply climate change, improve the utilization ratio of the existing energy, use and do not arrange the carbon energy, as the heat utilization of the regenerative resources such as wind energy, solar energy, biomass energy, accelerate to advance stalk recovery energy, cultivate stalk energy products application market, solar boiler and heat-pump-type biomass boiler are combined, complement one another, improve the heat utilization of regenerative resource, form heat-pump-type solar biomass boiler.
Heat-pump-type solar biomass boil characteristic is the simple heat production characteristic that keeps original boiler, utilizes heat pump techniques to combine with trough type solar heat-collector, makes system have the function that is directly converted to more heats.By improving the efficiency of system, increase substantially the thermal efficiency of pumping system.Heat pump utilizes steam generator to produce high-grade heat energy as power, changes the low grade heat energy of environment (solar energy), used heat (smoke discharging residual heat) and living beings into middle taste heat energy that heat supply is used, thereby realizes " heat energy increment ".
Summary of the invention
The utility model object is to improve the steam generator system thermal efficiency, promote clean energy resource utilization, a kind of high efficiency is provided, makes full use of fume afterheat, the heat-pump-type solar biomass steam generator system of regenerative resource (solar energy) and biomass energy generation high temperature and high pressure steam.
Heat-pump-type solar biomass steam generator system comprises slot light collection solar thermal collector, evaporimeter, injector, softening water tank, chimney, air-introduced machine, high-order hot water storage tank, Pressure gauge, condensed heat exchanger, small pump, boiler-steam dome, biomass boiler, supplies user's gas-distributing cylinder, magnetic valve, feed pump, first throttle valve, the second choke valve, the 3rd choke valve, the 4th choke valve, on softening water tank, be connected with Pressure gauge, softening water tank is divided into two outlets after being connected with small pump, softening water tank first exports, feed pump, biomass boiler, the 3rd choke valve, boiler-steam dome first exports, the second choke valve, for user's gas-distributing cylinder, the 4th choke valve is connected in turn, softening water tank second exports, first throttle valve, condensed heat exchanger, high-order hot water storage tank, slot light collection solar thermal collector, evaporimeter, injector the second entrance is connected in turn, boiler-steam dome second exports with injector the first entrance and is connected, the outlet of biomass boiler smoke discharging pipe and condensed heat exchanger, air-introduced machine, chimney is connected in turn, evaporator condensation water out is connected with softening water tank through magnetic valve,
Compared with prior art, the utlity model has following advantage:
1, the utility model is simple in structure, easy to operate, is easy to control, and has the environment-friendly advantage of biomass boiler, has greatly reduced the consumption of primary energy.
The steam that certain parameter that what 2, the utility model produced meet requires is that the high temperature and high pressure steam being produced by biomass boiler and the low temperature and low pressure steam that utilizes solar energy to produce are mixed in injector.
3, the utility model utilizes heat pump techniques, changes the low grade heat energy of environment (solar energy), used heat (smoke discharging residual heat) and living beings into middle grade heat energy that heat supply is used, has increased substantially the heat pump heating system thermal efficiency, and has realized " heat energy increment ".
4, adopt trough type solar heat-collector to heat the water in hot water storage tank, take full advantage of the solar energy of cleanliness without any pollution, be conducive to environmental protection and sustainable development.
5, in the utility model, boiler discharging flue gas waste heat has been carried out to effective utilization, thereby reduced the temperature of fume emission, improved the thermal efficiency of boiler entirety.
6, the injector that the utility model uses can carry out different structural designs to equipment according to the parameter of high and low pressure steam, obtains the steam of various pressure ratings, meets different hot users' requirement.The low-pressure steam sucking by steam jet heat pump can be both the exhaust steam diffusing, and can be also the flash steam that condensate water produces, and low enthalpy heat energy is fully used, and reached the object of saving the energy.
7, the injector that the utility model uses can ensure that pressure of steam supply is stable, has good practicality, and energy-saving benefit is remarkable.
Brief description of the drawings
The main structure figure of Fig. 1 heat-pump-type solar biomass steam generator system.
Detailed description of the invention
As shown in Figure 1, heat-pump-type solar industry steam generator system comprises slot light collection solar thermal collector 1, evaporimeter 2, injector 3, softening water tank 4, chimney 5, air-introduced machine 6, high-order hot water storage tank 7, Pressure gauge 8, condensed heat exchanger 9, small pump 10, boiler-steam dome 11, biomass boiler 12, supplies user's gas-distributing cylinder 13, magnetic valve 14, feed pump 15, first throttle valve 16, the second choke valve 17, the three choke valves 18, the 4th choke valve 19, on softening water tank 4, be connected with Pressure gauge 8, softening water tank 4 is divided into two outlets after being connected with small pump 10, softening water tank 4 first outlets, feed pump 15, biomass boiler 12, the 3rd choke valve 18, boiler-steam dome 11 first outlets, the second choke valve 17, for user's gas-distributing cylinder 13, the 4th choke valve 19 is connected in turn, softening water tank 4 second outlets, first throttle valve 16, condensed heat exchanger 9, high-order hot water storage tank 7, slot light collection solar thermal collector 1, evaporimeter 2, injector 3 second entrances are connected in turn, boiler-steam dome 11 second outlets are connected with injector 3 first entrances, biomass boiler 12 smoke discharging pipe outlets and condensed heat exchanger 9, air-introduced machine 6, chimney 5 is connected in turn, evaporimeter 2 condensation-water drains are connected with softening water tank 4 through magnetic valve 14,
In figure, Q
lfor living beings fuel heat amount, Q
yfor boiler exhaust gas heat, Q
01for solar energy is for high-temperature-hot-water heat, Q
hfor superheated steam heat, Q
h1for superheated steam heat, Q
h2for saturated vapor heating load, Q
ffor solar energy heat absorbing amount, Q
stfor steam supply heat after heat pump, Q
yfor absorbing waste heat, T
y1, T
y2be respectively flue gas import and export temperature, T
h1for boiler overheating steam temperature, P
h1for superheated steam pressure, T
0for demineralized water temperature, T
sfor low temperature and low pressure steam temperature, P
sfor low temperature and low pressure steam pressure, T
y0for condensing exchanger outlet hot water water temperature, T
stfor output vapor (steam) temperature, P
stfor output steam pressure, G
sfor low temperature and low pressure steam flow, G
h1for superheat steam flow, G
h2for saturated vapor flow, G is output steam flow.
Described condensed heat exchanger is connected with smoke evacuation flue, and the part water being flowed out by softening water tank 4 enters high-order hot water storage tank 7 through condensed heat exchanger 9.The flue gas absorbing after waste heat is discharged by chimney 5 by air-introduced machine 6.
Described high-order hot water storage tank 7 is connected with trough type solar heat-collector 1, heat through trough type solar heat-collector 1, the high-temperature water producing enters solar still 2 evaporations and produces water vapour, a part of water vapour in solar still 2 is inhaled into injector 3, part condensation is got off, and is controlled and is sent back to softening water tank 4 by magnetic valve 16 by condensation pipe.
Described biomass boiler 12 is directly connected with feed pump 15, provides heat by biomass fuel, and the high temperature and high pressure steam that the demineralized water entering in biomass boiler 12 is generated is sent in boiler-steam dome 11.
Described injector 3 is connected with solar still 2 with boiler-steam dome 11 respectively.
Described boiler-steam dome 11 is separately connected with supplying user's gas-distributing cylinder 13 through choke valve 14.
The method of heat-pump-type solar biomass boiler is: the water that small pump 10 extracts under normal temperature and pressure enters softening water tank 4, first via water in softening water tank 4 provides power directly to enter biomass boiler 12 through feed pump 15, biomass boiler 12 is directly supplied with heat by biomass fuel, thereby in boiler, produces temperature T
h1for 260-320 DEG C, pressure P
h1for the superheated vapour of the HTHP of 1.5-2.5MPa, afterwards the water vapour of HTHP through pipeline enter boiler-steam dome 11 for; The second road water in softening water tank 4 is to enter condensed heat exchanger 9 through first throttle valve 16, utilizes from biomass boiler 12 discharge temperature T
y1for 110-180 DEG C high-temperature flue gas the water entering in condensed heat exchanger 9 is heated, exhaust gas temperature T
y2for 60-80 DEG C, thereby take full advantage of fume afterheat, greatly reduce the exhaust gas temperature of flue gas and waste heat loss, be absorbed flue gas after waste heat and send into chimney 5 through air-introduced machine 6 and enter atmosphere.The water of condensed heat exchanger 9 of flowing through enters high-order hot water storage tank 7 again, then flows in trough type solar heat-collector 1 and heats, and produces temperature T
01for entering evaporimeter 2, the high-temperature water of 140-180 DEG C produces temperature T
sfor 180-200 DEG C, pressure P
sbe about the water vapour of 0.3-0.5MPa, the temperature and pressure of the water vapour in evaporimeter 2 is all low with respect to the high temperature and high pressure steam in boiler-steam dome 11, therefore be called low temperature and low pressure steam, high temperature and high pressure steam carries out high velocity jet after entering injector 3, thereby generation pressure differential, low temperature and low pressure steam in evaporimeter 2 is sucked to injector 3, thereby realized converging of two parts steam, until produce temperature T
stfor 220-260 DEG C, pressure P
stfor the steam of 0.45-0.7MPa for.Part water vapour in evaporimeter 2 can be condensed into water, and these water are controlled and sent back to softening water tank 4 by magnetic valve 14; Fractional saturation steam in boiler-steam dome 11 directly enters for the interior supply of user's gas-distributing cylinder 13 user.
Embodiment
Below in conjunction with instantiation, the utility model is set forth, but can not limit by any way the utility model.
Boiler thermal output η in this example
tbe approximately 0.83～0.75, get 0.8, Industrial Boiler associated temperature is boiler overheating steam temperature T
h=250 DEG C=523K, output vapor (steam) temperature T
st=150 DEG C=423K, demineralized water temperature T
0=30 DEG C=303K, heat pump coefficient ψ
r=1.483, the thermal efficiency of system is η
k=η
tψ
r=1.186>1, has illustrated heat pump benefit.If boiler overheating steam temperature is brought up to T
h=400 DEG C=673K, demineralized water temperature is brought up to T
0=30 DEG C=333K, system thermal efficiency will be increased to 1.97, and raising explanation high pressure evaporator (boiler) the steam supply demand of the system effectiveness of heat pump reduces, and primary energy fuel drops into and reduces, and heat pump economic benefit is better.Industrial Boiler associated temperature is demineralized water temperature T
0=20 DEG C, boiler overheating steam temperature T
h=260-320 DEG C, output saturation vapor (steam) temperature T
st=150 DEG C, solar energy high temperature coolant-temperature gage T
01for 140-180 DEG C, gas approach temperature is about 110-180 DEG C, and exhanst gas outlet temperature is 60-80 DEG C.
Claims (1)
1. a heat-pump-type solar biomass steam generator system, it is characterized in that comprising slot light collection solar thermal collector (1), evaporimeter (2), injector (3), softening water tank (4), chimney (5), air-introduced machine (6), high-order hot water storage tank (7), Pressure gauge (8), condensed heat exchanger (9), small pump (10), boiler-steam dome (11), biomass boiler (12), for user's gas-distributing cylinder (13), magnetic valve (14), feed pump (15), first throttle valve (16), the second choke valve (17), the 3rd choke valve (18), the 4th choke valve (19),
On described softening water tank (4), be connected with Pressure gauge (8), softening water tank (4) is divided into two outlets after being connected with small pump (10), softening water tank (4) first outlets, feed pump (15), biomass boiler (12), the 3rd choke valve (18), boiler-steam dome (11) first outlets, the second choke valve (17), for user's gas-distributing cylinder (13), the 4th choke valve (19) is connected in turn, softening water tank (4) second outlets, first throttle valve (16), condensed heat exchanger (9), high-order hot water storage tank (7), slot light collection solar thermal collector (1), evaporimeter (2), injector (3) second entrances are connected in turn, boiler-steam dome (11) second outlets are connected with injector (3) first entrances, the outlet of biomass boiler (12) smoke discharging pipe and condensed heat exchanger (9), air-introduced machine (6), chimney (5) is connected in turn, evaporimeter (2) condensation-water drain is connected with softening water tank (4) through magnetic valve (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320651433.4U CN203628596U (en) | 2013-10-22 | 2013-10-22 | Heat-pump-type solar energy biomass boiler system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320651433.4U CN203628596U (en) | 2013-10-22 | 2013-10-22 | Heat-pump-type solar energy biomass boiler system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203628596U true CN203628596U (en) | 2014-06-04 |
Family
ID=50815070
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320651433.4U Expired - Lifetime CN203628596U (en) | 2013-10-22 | 2013-10-22 | Heat-pump-type solar energy biomass boiler system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203628596U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103604107A (en) * | 2013-10-22 | 2014-02-26 | 浙江大学 | Heat pump type solar energy biomass boiler system and method |
-
2013
- 2013-10-22 CN CN201320651433.4U patent/CN203628596U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103604107A (en) * | 2013-10-22 | 2014-02-26 | 浙江大学 | Heat pump type solar energy biomass boiler system and method |
| CN103604107B (en) * | 2013-10-22 | 2015-04-29 | 浙江大学 | Heat pump type solar energy biomass boiler system and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140604 Effective date of abandoning: 20150429 |