CN207797453U - A kind of Combined Heating Cooling And Power based on heat pump - Google Patents
A kind of Combined Heating Cooling And Power based on heat pump Download PDFInfo
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- CN207797453U CN207797453U CN201721094705.XU CN201721094705U CN207797453U CN 207797453 U CN207797453 U CN 207797453U CN 201721094705 U CN201721094705 U CN 201721094705U CN 207797453 U CN207797453 U CN 207797453U
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- heat pump
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Abstract
The utility model discloses a kind of Combined Heating Cooling And Powers based on heat pump, including solar panel cooling soak cycles, heat supply heating cycle, high temperature compressed formula heat pump cycle, low temperature compression formula heat pump refrigeration cycle, cryogenic fluid power generation cycle.Using thermal power plant unit steam extraction, thermal power plant unit is maintained to be run under optimum condition.The hot net water of steam extraction heating is as low-temperature heat source, low-temperature electricity-generating working medium is heated by high temperature compressed formula heat pump unit, pushing turbine realizes power generation, and using photovoltaic generation as supplement, while alleviating peak of power consumption power grid pressure, the power supply for stablizing safety is provided user.Low temperature compression formula heat pump utilizes steam turbine Driven by Coaxial, provides cold to the user, while heating cold water and solar panel is cooled down or kept the temperature, solar panel is made to maintain optimum working temperature（25 DEG C or so）Lower power generation.The cold water heated is sent to user as domestic water.
Description
Technical field
The utility model belongs to heating and refrigeration combined system technical field, and in particular to a kind of thermoelectric cold based on heat pump
Co-generation system.
Background technology
In recent years, with the continuous improvement of economic sustainable growth and living standards of the people, industry and resident's heating, refrigeration
Demand is increasing, and electricity consumption is continuously increased.Meanwhile the variation of electricity consumption is increasing by season and climatic effect, power grid is used
Electric load peak-valley difference increases year by year.During summer peak of power consumption, bulk power grid is in terms of security and stability by lasting test.And it is hot
Power plant will appear thermic load low ebb between non-heating period, and thermal power plant unit is run under non-Design cooling load, deviates from optimal working point,
Operational efficiency is more low, and heating system equipment is largely left unused, and causes the huge wasting of resources and economic loss.
Heating-cooling-power cogeneration is the cascade utilization by the energy, by fuel by combined heat power and cooling equipment, realize power generation,
Refrigeration and heating operations.Its maximum feature is exactly to carry out cascade utilization to the energy of different qualities, and the higher thermal energy of temperature is used
It generates electricity, temperature lower thermal energy is used for heat supply or refrigeration.Heating-cooling-power cogeneration not only increases the utilization ratio of the energy, and
The discharge for reducing carbide and pernicious gas, improves the economic and social benefits.
To meet continuing to increase for different load demand and electricity consumption, power industry generating set capacity is increasing, but
Mini thermoelectric heat clod cogeneration system is still indispensable important supplement.In addition photovoltaic generating system is supplemented as auxiliary, low profile thermal
On the one hand combined power and cooling system can meet special occasions electricity consumption, freeze, use heat demand；On the other hand bulk power grid can be made up to exist
Deficiency in terms of security and stability.
Invention content
In view of the drawbacks of the prior art, the utility model provides a kind of Combined Heating Cooling And Power based on heat pump, realizes
The cascade utilization of energy.The utility model circulatory system is simple, easy to control, can be achieved at the same time for warm heating, and utilize
Energy in heat supply network generates electricity, and realizes recycling for energy.
To achieve the goals above, the technical solution of the utility model is：
The utility model provides a kind of Combined Heating Cooling And Power based on heat pump, including solar panel cooling heat preservation follows
Ring, heat supply heating cycle, high temperature compressed formula heat pump cycle, low temperature compression formula heat pump refrigeration cycle, cryogenic fluid power generation cycle.
The solar panel cools down soak cycles, including low temperature compression formula heat pump condenser 12, cooling water pump 17, too
Positive energy solar panel cooling water header tank 18, four-way reversing valve valve 21, high temperature compressed formula evaporator with heat pump 2.The low temperature compression
12 water outlet of formula heat pump condenser is connected with 17 water inlet end of cooling water pump；17 water outlet of the cooling water pump and solar cell
18 water inlet end of plate cooling water header tank is connected；When solar cell plate temperature is too low（Such as night in winter）：（1）The sun
18 water outlet of energy solar panel cooling water header tank is by four-way reversing valve 21, with 12 cooling water inlet of low temperature compression formula heat pump condenser
End is connected, and forms solar panel soak cycles, prevents temperature is too low from being damaged to equipment；（2）The cold water passes through
Four-way reversing valve 21 is connected with 2 cooling water inlet end of high temperature compressed formula evaporator with heat pump；When solar cell plate temperature is less low
When：（1）It is steamed with high temperature compressed formula heat pump by four-way reversing valve 21 18 water outlet of solar panel cooling water header tank
2 cooling water inlet end of hair device is connected；（2）The cold water passes through four-way reversing valve 21 and 12 cold water of low temperature compression formula heat pump condenser
Input end is connected.
The heat supply heating cycle, including heat pump unit 1, high temperature compressed formula evaporator with heat pump 2, heat supply network back water pump 3, valve
20, heat user 19.1 high temperature heat source input end of the heat pump unit is connected with power plant steam bleeding system；1 high temperature of the heat pump unit
Thermal source outlet end is connected with power plant oxygen-eliminating device；1 hot water outlet end of the heat pump unit respectively with high temperature compressed formula thermo-compression evaporation
2 low-temperature heat source input end of device, 20 water inlet end of valve are connected；20 water outlet of the valve is connected with 19 water inlet end of heat user；
19 water outlet of the heat user is connected with 3 water inlet end of heat supply network back water pump；3 water outlet of heat supply network back water pump and heat pump unit 1
Cooling water inlet end is connected；The 2 low-temperature heat source outlet end of high temperature compressed formula evaporator with heat pump and 3 water inlet end phase of heat supply network back water pump
Connection；The 2 cooling water inlet end of high temperature compressed formula evaporator with heat pump is connected with the four-way reversing valve 21；It is described high temperature compressed
2 cooling water outlet end of formula evaporator with heat pump is connected with domestic water user.Heating period, hot net water enter high temperature compressed formula heat pump
Evaporator 2 realizes heating as low-temperature heat source, at the same time Open valve 20, and hot net water enters heat user 9 and realizes heating；It is non-to adopt
Between warm period, valve 20 is closed, hot net water only enters high temperature compressed formula evaporator with heat pump 2 and realizes heating as low-temperature heat source.
The high temperature compressed formula heat pump cycle, including high temperature compressed formula evaporator with heat pump 2, high temperature compressed formula heat pump compressor
4, high temperature compressed formula heat pump condenser 5, high temperature compressed formula throttling of heat pump valve 6.2 first work of high temperature compressed formula evaporator with heat pump
Matter input end is connected with high temperature compressed 6 outlet end of formula throttling of heat pump valve；2 first working medium of high temperature compressed formula evaporator with heat pump
Outlet end is connected with high temperature compressed 4 admission end of formula heat pump compressor；High temperature compressed 4 exhaust steam end of formula heat pump compressor and height
5 first working medium input end of warm compression heat pump condenser is connected；5 first sender property outlet of high temperature compressed formula heat pump condenser
End is connected with high temperature compressed 6 input end of formula throttling of heat pump valve.
The low temperature compression formula heat pump refrigeration cycle, including low temperature compression formula heat pump condenser 12, low temperature compression formula heat pump
Throttle valve 13, low temperature compression formula evaporator with heat pump 14, low temperature compression formula heat pump compressor 11, colod-application family 15, chilled water back water pump
16.The 12 third working medium input end of low temperature compression formula heat pump condenser is connected with 11 exhaust steam end of low temperature compression formula heat pump compressor
It connects；The 12 third sender property outlet end of low temperature compression formula heat pump condenser is connected with 13 input end of low temperature compression formula throttling of heat pump valve
It connects；13 outlet end of low temperature compression formula throttling of heat pump valve is connected with 14 third working medium input end of low temperature compression formula evaporator with heat pump
It connects；14 third sender property outlet end of low temperature compression formula evaporator with heat pump is connected with 11 admission end of low temperature compression formula heat pump compressor；
The 14 refrigerant water outlet end of low temperature compression formula evaporator with heat pump is connected with 15 input end of colod-application family, is provided for colod-application family cold
Amount；15 outlet end of colod-application family is connected with 16 water inlet end of chilled water back water pump；16 water outlet of chilled water back water pump with
14 entering chilled water end of low temperature compression formula evaporator with heat pump is connected.
The cryogenic fluid power generation cycle, including steam turbine 7, generator 8, high temperature compressed formula heat pump condenser 5, condenser
9, the second working medium circulating pump 10.Generator 8 described in 7 Driven by Coaxial of the steam turbine, for producing electricl energy；The steam turbine 7 is same
Axis drives the high temperature compressed formula heat pump compressor 4；Low temperature compression formula heat pump compressor described in 7 Driven by Coaxial of the steam turbine
11；7 admission end of the steam turbine is connected with 5 second sender property outlet end of high temperature compressed formula heat pump condenser；7 row of the steam turbine
Vapour end is connected with 9 second working medium input end of condenser；9 second sender property outlet end of the condenser and the second working medium circulating pump 10
Input end is connected；Second working medium circulating pump, 10 outlet end is connected with 5 second working medium input end of high temperature compressed formula heat pump condenser
It connects.
Compared with prior art, the utility model has the beneficial effects that：
（1）The Combined Heating Cooling And Power of the utility model heats hot net water by steam extraction in non-heating period and realizes heating,
Heating Period heats hot net water by steam extraction and is realized simultaneously for warm heating, and thermal power plant unit whole year is made all to be run under Design cooling load,
Co-generation system operating index reaches optimum level.
（2）The Combined Heating Cooling And Power of the utility model, the heat supply network for being heated steam extraction using high temperature compressed formula heat pump unit
In energy transfer to the second working medium in water, realizes cryogenic fluid steam drive steam turbine power generation, power supply safety stability is wanted
It asks higher occasion to power, while alleviating the electrical load requirement pressure that summer peak of power consumption is brought.In addition, also providing life to user
Apply flexibly water.
（3）The Combined Heating Cooling And Power of the utility model protects solar panel when solar cell plate temperature is too low
The warm circulatory system is simple, easy to control.
Description of the drawings
Fig. 1 show the structural schematic diagram of Combined Heating Cooling And Power of the utility model based on heat pump.
In figure：1-heat pump unit, 2-high temperature compressed formula evaporators with heat pump, 3-heat supply network back water pumps, 4-high temperature compressed formulas
Heat pump compressor, 5-high temperature compressed formula heat pump condensers, 6-high temperature compressed formula throttling of heat pump valves, 7-steam turbines, 8-power generations
Machine, 9-condensers, the 10-the second working medium circulating pump, 11-low temperature compression formula heat pump compressors, 12-low temperature compression formula heat pumps are cold
Condenser, 13-low temperature compression formula throttling of heat pump valves, 14-low temperature compression formula evaporators with heat pump, 15-colod-application families, 16-chilled waters
Back water pump, 17-cooling water pumps, 18-solar panel cooling water header tanks, 19-heat users, 20-valves, 21-four-ways
Reversal valve.
Specific implementation mode
To keep the technical solution of the utility model of greater clarity, below in conjunction with attached drawing to the specific reality of the utility model
The mode of applying illustrates.
Referring to Fig.1, Fig. 1 is the structural schematic diagram of Combined Heating Cooling And Power of the utility model based on heat pump.One kind is based on
The Combined Heating Cooling And Power of heat pump, including solar panel cooling soak cycles, heat supply heating cycle, high temperature compressed formula heat pump
Cycle, low temperature compression formula heat pump refrigeration cycle, cryogenic fluid power generation cycle.
High temperature compressed formula heat pump cycle working medium uses R245fa, cryogenic fluid power generation cycle working medium to use chloroethanes, compression
Formula heat pump refrigeration cycle working medium uses R22.
The solar panel cooling cycle, including compression heat pump condenser 12, cooling water pump 17, solar cell
Plate cooling water header tank 18, four-way reversing valve 21, high temperature compressed formula evaporator with heat pump 2.Cold water is in compression heat pump condenser 12
It is middle to be heated by third working medium；（1）When solar cell plate temperature is too low, cold water enters solar panel through cooling water pump 17
18 heating solar solar panel of cooling water header tank completes exothermic cold water and returns to compression heat pump condensation through four-way reversing valve 21
Device 12 heats again, forms solar panel soak cycles, prevents temperature is too low from being damaged to equipment, meanwhile, cold water warp
Four-way reversing valve valve 21 enters high temperature compressed formula evaporator with heat pump 2；（2）When solar cell plate temperature is less low, cold water
Enter solar panel cooling water header tank 18 through cooling water pump 17, to maintain solar panel in optimum working temperature
（25 DEG C or so）Lower work, later cold water enter high temperature compressed formula evaporator with heat pump 2 through four-way reversing valve valve 21.
The heat supply heating cycle, including heat pump unit 1, high temperature compressed formula evaporator with heat pump 2, heat supply network back water pump 3, valve
20, heat user 19.Extracted steam from turbine enters heat pump unit 1 and heat supply network return water is heated to 80 ~ 95 DEG C or so, in heating period, heat
Net water enters high temperature compressed formula evaporator with heat pump 2 and at the same time passes through unlatching as the first working medium R245fa of low-temperature heat source heating
Valve 20, hot net water enter heat user 9 and realize heating；Between non-heating period, by closing valve 20, hot net water only enters high temperature
Compression heat pump evaporator 2 heats the first working medium R245fa as low-temperature heat source.Hot net water after heat release is returned through heat supply network back water pump 3
The continuation of backheat pump assembly 1 is heated.By four-way reversing valve 21 cold water, through in high temperature compressed formula evaporator with heat pump 2 heat after,
It is supplied to user as domestic water.
The high temperature compressed formula heat pump cycle, including high temperature compressed formula evaporator with heat pump 2, high temperature compressed formula heat pump compressor
4, high temperature compressed formula heat pump condenser 5, high temperature compressed formula throttling of heat pump valve 6.80 ~ 95 DEG C or so of hot net water is in high temperature compressed formula
The first working medium R245fa is heated as low-temperature heat source in evaporator with heat pump 2, forms working substance steam, is compressed through high temperature compressed formula heat pump
Machine 4 is compressed into high temperature and high pressure steam, and the second working medium chloroethanes, condensation are heated in the condensation heat release of high temperature compressed formula heat pump condenser 5
The first working medium R245fa afterwards throttles in high temperature compressed formula throttling of heat pump valve 6, is then back to high temperature compressed formula evaporator with heat pump 2
It is heated again, completes cycle.
The low temperature compression formula heat pump refrigeration cycle, including low temperature compression formula heat pump condenser 12, low temperature compression formula heat pump
Throttle valve 13, low temperature compression formula evaporator with heat pump 14, low temperature compression formula heat pump compressor 11, colod-application family 15, chilled water back water pump
16.Third working medium R22 is cooled down in low temperature compression formula heat pump condenser 12 by cold water, is saved through low temperature compression formula throttling of heat pump valve 13
After stream, absorbs chilled water heat into low temperature compression formula evaporator with heat pump 14 and become low temperature and low pressure steam, into low temperature compression formula
Heat pump compressor 11 is compressed into high temperature and high pressure steam, the cooling of low temperature compression formula heat pump condensing device 12 is then back to, by absorption heat
Chilled water enter colod-application family 15 realize cooling, self cooling user 15 absorb heat chilled water returned through chilled water back water pump 16 it is low
Warm compression evaporator with heat pump 14 is cooled again, completes cycle.
The cryogenic fluid power generation cycle, including steam turbine 7, generator 8, high temperature compressed formula heat pump condenser 5, condenser
9, the second working medium circulating pump 10.Second working medium chloroethanes is in high temperature compressed formula heat pump condenser 5, and absorb heat the first working medium R245fa
Heat of vaporization enters steam turbine 7 and generator 8 is driven to generate electricity later at the second working medium chloroethanes steam.Steam turbine 7 coaxially drives simultaneously
Move the high temperature compressed formula heat pump compressor 4, the compression heat pump compressor 11.7 steam discharge of steam turbine enters condenser 9 through cold
But it after water cooling, returns to high temperature compressed formula heat pump condenser 5 through the second working medium circulating pump 10 and is heated again, complete cycle.
The above is only the preferred embodiment of the utility model, it is noted that based on the utility model principle
Under the premise of, several modifications, replacement and the improvement of progress should be included in the scope of protection of the utility model.
Claims (1)
1. a kind of Combined Heating Cooling And Power based on heat pump, including solar panel cools down soak cycles, heat supply heating recycles,
High temperature compressed formula heat pump cycle, low temperature compression formula heat pump refrigeration cycle and cryogenic fluid power generation cycle, it is characterised in that：
The solar panel cools down soak cycles, including low temperature compression formula heat pump condenser（12）, low temperature compression formula heat pump
Condenser（12）Water outlet and cooling water pump（17）Water inlet end is connected；Cooling water pump（17）Water outlet is cold with solar panel
But water header tank（18）Water inlet end is connected；Four-way reversing valve（21）It is separately connected cold water, low temperature compression formula heat pump condenser
（12）Water inlet end, cooling water header tank（18）Water outlet and high temperature compressed formula evaporator with heat pump（2）Cooling water inlet end；
The heat supply heating cycle, including heat pump unit（1）, heat pump unit（1）High temperature heat source input end and power plant's steam bleeding system
It is connected；Heat pump unit（1）High temperature heat source outlet end is connected with power plant oxygen-eliminating device；Heat pump unit（1）Distinguish at hot water outlet end
With high temperature compressed formula evaporator with heat pump（2）Low-temperature heat source input end, valve（20）Water inlet end is connected；Valve（20）Water outlet with
Heat user（19）Water inlet end is connected；Heat user（19）Water outlet and heat supply network back water pump（3）Water inlet end is connected；Heat supply network back water pump
（3）Water outlet and heat pump unit（1）Cooling water inlet end is connected；High temperature compressed formula evaporator with heat pump（2）Low-temperature heat source outlet end
With heat supply network back water pump（3）Water inlet end is connected；High temperature compressed formula evaporator with heat pump（2）Cooling water inlet end and four-way reversing valve（21）
It is connected；High temperature compressed formula evaporator with heat pump（2）Cooling water outlet end is connected with domestic water user；
The high temperature compressed formula heat pump cycle, including high temperature compressed formula evaporator with heat pump（2）, high temperature compressed formula evaporator with heat pump
（2）First working medium input end and high temperature compressed formula throttling of heat pump valve（6）Outlet end is connected；High temperature compressed formula evaporator with heat pump
（2）First sender property outlet end and high temperature compressed formula heat pump compressor（4）Admission end is connected；High temperature compressed formula heat pump compressor
（4）Exhaust steam end and high temperature compressed formula heat pump condenser（5）First working medium input end is connected；High temperature compressed formula heat pump condenser
（5）First sender property outlet end and high temperature compressed formula throttling of heat pump valve（6）Input end is connected；
The low temperature compression formula heat pump refrigeration cycle, including low temperature compression formula heat pump condenser（12）, low temperature compression formula heat pump is cold
Condenser（12）Third working medium input end and low temperature compression formula heat pump compressor（11）Exhaust steam end is connected；Low temperature compression formula heat pump is cold
Condenser（12）Third sender property outlet end and low temperature compression formula throttling of heat pump valve（13）Input end is connected；Low temperature compression formula heat pump section
Flow valve（13）Outlet end and low temperature compression formula evaporator with heat pump（14）Third working medium input end is connected；Low temperature compression formula heat pump steams
Send out device（14）Third sender property outlet end and low temperature compression formula heat pump compressor（11）Admission end is connected；Low temperature compression formula heat pump steams
Send out device（14）Refrigerant water outlet end and colod-application family（15）Input end is connected, and cold is provided for colod-application family；Colod-application family（15）Outlet
End and chilled water back water pump（16）Water inlet end is connected；Chilled water back water pump（16）Water outlet and low temperature compression formula evaporator with heat pump
（14）Entering chilled water end is connected；
The cryogenic fluid power generation cycle, including steam turbine（7）, steam turbine（7）Pass through axis connection generator（8）, steam turbine（7）
Driven by Coaxial generator（8）, for producing electricl energy；Steam turbine（7）The high temperature compressed formula heat pump compressor of Driven by Coaxial（4）；Steamer
Machine（7）Driven by Coaxial low temperature compression formula heat pump compressor（11）；Steam turbine（7）Admission end and high temperature compressed formula heat pump condenser
（5）Second sender property outlet end is connected；Steam turbine（7）Exhaust steam end and condenser（9）Second working medium input end is connected；Condenser
（9）Second sender property outlet end and the second working medium circulating pump（10）Input end is connected；Second working medium circulating pump（10）Outlet end with
High temperature compressed formula heat pump condenser（5）Second working medium input end is connected；
First working medium is R245fa；Second working medium is chloroethanes；Third working medium is R22.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721094705.XU CN207797453U (en) | 2017-08-30 | 2017-08-30 | A kind of Combined Heating Cooling And Power based on heat pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721094705.XU CN207797453U (en) | 2017-08-30 | 2017-08-30 | A kind of Combined Heating Cooling And Power based on heat pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207797453U true CN207797453U (en) | 2018-08-31 |
Family
ID=63273913
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721094705.XU Expired - Fee Related CN207797453U (en) | 2017-08-30 | 2017-08-30 | A kind of Combined Heating Cooling And Power based on heat pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207797453U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111721019A (en) * | 2019-01-09 | 2020-09-29 | 李华玉 | First-class thermally-driven compression heat pump |
-
2017
- 2017-08-30 CN CN201721094705.XU patent/CN207797453U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111721019A (en) * | 2019-01-09 | 2020-09-29 | 李华玉 | First-class thermally-driven compression heat pump |
| CN111721019B (en) * | 2019-01-09 | 2023-03-24 | 李华玉 | First-class thermally-driven compression heat pump |
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