CN106871482A - Water vapour step drives compression heat pump and absorption heat pump - Google Patents
Water vapour step drives compression heat pump and absorption heat pump Download PDFInfo
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- CN106871482A CN106871482A CN201710259069.XA CN201710259069A CN106871482A CN 106871482 A CN106871482 A CN 106871482A CN 201710259069 A CN201710259069 A CN 201710259069A CN 106871482 A CN106871482 A CN 106871482A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D15/00—Adaptations of machines or engines for special use; Combinations of engines with devices driven thereby
- F01D15/10—Adaptations for driving, or combinations with, electric generators
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/04—Units comprising pumps and their driving means the pump being fluid-driven
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B25/00—Machines, plants or systems, using a combination of modes of operation covered by two or more of the groups F25B1/00 - F25B23/00
- F25B25/02—Compression-sorption machines, plants, or systems
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B27/00—Machines, plants or systems, using particular sources of energy
- F25B27/02—Machines, plants or systems, using particular sources of energy using waste heat, e.g. from internal-combustion engines
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B30/00—Heat pumps
- F25B30/02—Heat pumps of the compression type
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B30/00—Heat pumps
- F25B30/04—Heat pumps of the sorption type
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2327/00—Refrigeration system using an engine for driving a compressor
-
- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/27—Relating to heating, ventilation or air conditioning [HVAC] technologies
- Y02A30/274—Relating to heating, ventilation or air conditioning [HVAC] technologies using waste energy, e.g. from internal combustion engine
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Engine Equipment That Uses Special Cycles (AREA)
Abstract
A kind of water vapour step drives compression heat pump and absorption heat pump：System integration condenser, cooling tower, steam turbine, compression heat pump, absorption heat pump, various regenerator；First, compression heat pump is directly driven using water vapor pressure driving steam turbine, absorption heat pump is driven using vapour latent heat；Secondly, the exhaust steam latent heat of condensation is directly reclaimed using compression heat pump, so that 15 DEG C or so of the heat pump cycle temperature difference is greatly reduced, recycles absorption heat pump to reclaim recirculated cooling water sensible heat；Cascade utilization steam pressure and steam latent heat are realized, step absorbs exhaust steam latent heat and cooling water sensible heat, and step reclaims solidifying water sensible heat, supercooling sensible heat, oil cooling sensible heat.
Description
(1) technical field
Compression heat pump and absorption type heat are driven the present invention relates to a kind of pressure first with water vapour and latent heat step
Pump, secondly, to reduce the heat pump cycle temperature difference, last step reclaims solidifying water for the step recovery exhaust steam latent heat of condensation and its cooling water sensible heat
Sensible heat, supercooling sensible heat, oil cooling sensible heat, with realize step backheat heat cycles hot water water vapour step drive compression heat pump with
Absorption heat pump.
(2) background technology
(1) power plant drives compressor to drive water resource heat pump to draw gas at present, reclaims the sensible heat in exhaust steam recirculated cooling water, carries
It is used to heat heating cycle hot water after rising heat quality, the process efficiently using the pressure energy drawn gas, and can only be difficult to efficient profit
With the latent heat of condensation drawn gas, its comprehensive energy utilization rate is caused to be competed with absorption heat pump.
(2) power plant reclaims the sensible heat in exhaust steam recirculated cooling water at present with the driving absorption heat pump that draws gas, and lifts heat energy product
It is used to heat heating cycle hot water behind position, the process efficiently using the latent heat of condensation drawn gas, and can only be difficult to efficient utilization and draw gas
Pressure energy, cause its comprehensive energy utilization rate further to improve.
(3) there are 13 DEG C of temperature between the adiabatic condensation temperature of exhaust steam and the inlet temperature of recirculated cooling water in plant condenser
Difference, therefore the latent heat of condensation directly ought to be reclaimed from exhaust steam from heat pump, show without being used as intermediary's recovery cooling water by cooling water
Heat, so as to reduce by 13 DEG C of the heat pump cycle temperature difference first, also saves water circulating pump and cooling blower power consumption, and saves cooling and steam
Hair moisturizing.
Therefore power plant urgently expects to invent a kind of high-efficiency heat pump combination, is driven first with the pressure and latent heat step of water vapour
Dynamic compressor-type heat pump and absorption heat pump, secondly step reclaims the exhaust steam latent heat of condensation and its cooling water sensible heat is followed with reducing heat pump
The ring temperature difference, last step reclaims solidifying water sensible heat, supercooling sensible heat, oil cooling sensible heat, to realize the water of step backheat heat cycles hot water
Steam step drives compression heat pump and absorption heat pump.
In sum, market is just waiting in expectation the combination product of a kind of efficient backheating type compression heat pump and absorption heat pump.
(3) content of the invention
The present invention seeks to：It is system integration condenser, cooling tower, steam turbine, compression heat pump, absorption heat pump, various
Regenerator；First, compression heat pump is directly driven using water vapor pressure driving steam turbine, absorption type heat is driven using vapour latent heat
Pump；Secondly, the exhaust steam latent heat of condensation is directly reclaimed using compression heat pump, so that 15 DEG C or so of the heat pump cycle temperature difference is greatly reduced, then
Recirculated cooling water sensible heat is reclaimed using absorption heat pump；Cascade utilization steam pressure and steam latent heat are realized, step absorbs exhaust steam
Latent heat and cooling water sensible heat, step reclaim solidifying water sensible heat, supercooling sensible heat, oil cooling sensible heat；By combination application compression heat pump and
Absorption heat pump, greatly improves heat pump operational efficiency.
Compression heat pump and absorption heat pump are driven according to the water vapour step shown in accompanying drawing 1, it is evaporated by 1- full-liquid types
Device；1-1- exhaust steam imports；1-2- disengagement chambers；1-3- evaporation endothermic tube bundles；1-4- coagulates tank；1-5- coagulates water out；1-6- liquid
Heat pump fluid import；1-7- gaseous states heat pump fluid is exported；1-8- fuel sucking pipes；1-9- injectors；1-10- two-way valves；1-11- does not coagulate
Gas separating device；1-12- heat pump fluid evaporator tanks；1-13- condensate pumps；The solidifying water regenerators of 1-14-；2- exhaust steam；2-1- exhaust steam switches
Valve；2-2- condensers；2-3- cooling towers；2-4- cooling ponds；2-5- cooling water circulating pumps；2-6- cooling water switching valves；3- mistakes
Temperature controller；4- expansion valves；4-1- devices for drying and filtering；5- compressors；5-1- oil return openings；5-2- middle-pressure steam turbines；5-3- mistakes
Cooler；5-4- oil eliminators；5-5- oil strainers；5-6- flow switches；5-7- magnetic valves；5-8- oil coolers；5-9- is manual
Ball valve；6- shell side condensers；6-1- softens water inlet；6-2- softens water out；6-3- condenses heat release tube bundle；6-4- air inlets；
6-5- liquid outlets；6-6- escaping pipes；7- heat pump fluids；8- circulating backwaters；9- periodical feedings；10- absorption heat pumps；10-1- is again
Raw device；10-2- absorption heat pump evaporators；10-3- absorbers；10-4- absorption heat pump condensers；11- high-pressure turbines；
11-1- steam turbine high intermediate pressure cylinders；11-2- turbine low pressure cylinders；11-3- generators；12- vavuum pumps；13- high steams；In 14-
Pressure steam；15- low-pressure steams are constituted, it is characterised in that：
The driving steam turbine high intermediate pressure cylinder 11-1 of high steam 13 rotates at a high speed, and drives coaxial generator 11-3 to rotate hair
Electricity, constitutes high steam power generation circuit；
The driving steam turbine low pressure (LP) cylinder 11-2 of outlet middle pressure steam 14 of steam turbine high intermediate pressure cylinder 11-1 rotates at a high speed, and drives
Coaxial generator 11-3 rotary electrifications, constitute middle pressure steam power generation circuit；
The outlet middle pressure steam 14 of steam turbine high intermediate pressure cylinder 11-1 drives middle-pressure steam turbine 5-2 to rotate at a high speed, and band dynamic pressure
The rotation acting of contracting machine 5, constitutes middle pressure steam pressure-driven compressor loop；
The outlet exhaust steam 2 of turbine low pressure cylinder 11-2 flows through exhaust steam switching valve 2-1, condenser 2-2, solidifying water and does by pipeline
Pipe, composition exhaust steam condensation heat loop；
The outlet exhaust steam 2 of turbine low pressure cylinder 11-2 flows through exhaust steam switching valve 2-1, flooded evaporator 1 and manages by pipeline
Exhaust steam import 1-1, evaporation endothermic tube bundle the 1-3 inner side of journey, the solidifying solidifying tank 1-4 of water side bottom, solidifying water out 1-5, fixed gas point
From device 1-11, U-shaped water seal, solidifying water conduit tube, solidifying water regenerator 1-14 solidifying water side, condensate pump 1-13, compression heat pump exhaust steam is constituted
Thermal source and solidifying water backheat loop；
The outlet of condenser 2-2 cooling water sides connects cooling water switching valve 2-6, cooling tower 2-3, cooling water by placed in series
Pond 2-4, threeway of confluxing, cooling water circulating pump 2-5, condenser 2-2 cooling water side imports, composition exhaust steam cooling tower heat release loop；
The outlet low-pressure steam 15 of middle-pressure steam turbine 5-2 flows through regenerator 10-1 steam sides, solidifying water conduit tube, group by pipeline
Into absorption heat pump low-pressure steam latent heat driving circuit；
The outlet of condenser 2-2 cooling water sides connects cooling water switching valve 2-6, absorption heat pump evaporator by placed in series
10-2 cooling water sides, threeway of confluxing, cooling water circulating pump 2-5, condenser 2-2 cooling water side imports, composition absorption heat pump are cold
But hydro-thermal resource loop；
Circulating backwater 8 connects solidifying water regenerator 1-14 softened waters side, absorber 10-3 softened waters side, inhales by placed in series
Receipts formula heat pump condenser 10-4 softened waters side, subcooler 5-3 softened waters side, the softened water side of shell side condenser 6, oil cooler 5-8
Softened water side, periodical feeding 9 are exported, and composition softens water cascade backheat heating circuit；
The shell side of flooded evaporator 1 top gaseous state heat pump fluid outlet 1-7 connects compressor 5, oil eliminator by pipeline
5-4, the shell side of shell side condenser 6, subcooler 5-3 working medium sides, device for drying and filtering 4-1, expansion valve 4, the shell side of flooded evaporator 1
Bottom liquid heat pump fluid import 1-6, composition heat pump cycle loop；
Oil eliminator 5-4 bottom oil-outs connect manual ball valve 5-9, oil cooler 5-8 lubricating oil side, oily mistake by pipeline
Filter 5-5, flow switch 5-6, magnetic valve 5-7, manual ball valve 5-9, the oil return opening of compressor 5, composition oil cooling backheat loop；
Evaporation in the shell side bottom liquid heat pump fluid import 1-6 of flooded evaporator 1, heat pump fluid evaporator tank 1-12 is inhaled
Heat tube bundle 1-3 outsides, top disengagement chamber 1-2, top gaseous state heat pump fluid outlet 1-7, constitute the full-liquid type evaporation of heat pump fluid
Heat absorption loop；
The shell of flooded evaporator 1 is the horizontally disposed face of cylinder；
The degree of superheat controller 3 that the air-breathing pipe outer wall of compressor 5 is set, according to the pressure signal and temperature signal of heat pump fluid
The aperture of closed-loop control expansion valve 4, and the outlet of expansion valve 4 connects the shell side bottom liquid heat of flooded evaporator 1 by pipeline
Pump work substance import 1-6, composition heat pump fluid throttling control loop；
Air inlet 6-4, condensation heat release tube bundle 6-3 outsides, shell side bottom liquid outlet 6-5, group at the top of the shell side of shell side condenser 6
Into the condensation heat release loop of heat pump fluid；
The softening water inlet 6-1 of the tube side of shell side condenser 6, condensation heat release tube bundle 6-3 inner sides, the softening water out 6- of tube side
2, composition softened water heat temperature raising loop；
The shell of shell side condenser 6 is the horizontally disposed face of cylinder；
The air inlet of vavuum pump 12 connects the fixed gas separator that the solidifying solidifying water out 1-5 of tank 1-4 are connected by pipeline
1-11 gas outlets, composition fixed gas discharge loop.
Soften in water cascade backheat heating circuit, coagulate water regenerator 1-14 softened waters side, absorber 10-3 softened waters side, inhale
Receipts formula heat pump condenser 10-4 softened waters side, subcooler 5-3 softened waters side, the softened water side of shell side condenser 6, oil cooler 5-8
Softened water side, it can be changed by the order that placed in series is connected according to temperature conditionss, and the number of units being connected in series can be according to temperature
Degree condition and reduce, every import and export of equipment can also be connected in parallel pipeline according to its flow resistance.
The shell side top fuel sucking pipe 1-8 of flooded evaporator 1 connects the low pressure of injector 1-9 by pipeline and two-way valve 1-10
Ejecting port, the shell side of shell side condenser 6 top escaping pipe 6-6 is pressed into by the height that pipeline and two-way valve 1-10 connect injector 1-9
Gas port, the oil return opening 5-1 of the air intake duct of compressor 5 connects the middle extrusion gas port of injector 1-9, group by pipeline and two-way valve 1-10
Into the oil return circuit of flooded evaporator 1.
The exhaust steam import 1-1 of flooded evaporator 1 and solidifying water out 1-5 are parallel-connected to condenser 2-2 cooling water sides
Inlet and outlet.
Operation principle combination accompanying drawing 1 of the invention is described as follows：
1st, high steam generates electricity：The driving steam turbine high intermediate pressure cylinder 11-1 of high steam 13 rotates at a high speed, and drives coaxial
Generator 11-3 rotary electrifications.
2nd, middle pressure steam generates electricity：The driving steam turbine low pressure (LP) cylinder 11-2 of outlet middle pressure steam 14 of steam turbine high intermediate pressure cylinder 11-1
Rotate at a high speed, and drive coaxial generator 11-3 rotary electrifications.
3rd, middle pressure steam pressure-driven compressor：The outlet middle pressure steam 14 of steam turbine high intermediate pressure cylinder 11-1 presses vapour in driving
Turbine 5-2 rotates at a high speed, and drives compressor 5 to rotate acting.
4th, exhaust steam condensation heat：The outlet exhaust steam 2 of turbine low pressure cylinder 11-2 flows through condenser by exhaust steam switching valve 2-1
2-2, after turning into condensate with condensation heat, discharge is concentrated by solidifying water conduit tube.
5th, compression heat pump absorbs exhaust steam thermal source and solidifying water backheat：The outlet exhaust steam 2 of turbine low pressure cylinder 11-2 is by weary
Vapour switching valve 2-1 flows through the tube side of flooded evaporator 1, with the condensation heat of exhaust steam directly for compression heat pump provides thermal source, coagulates
Bear water, driven by condensate pump 1-13, flow through the solidifying tank 1-4 of solidifying water side bottom, solidifying water out 1-5, fixed gas separator 1-11, U
Shape water seal and solidifying water conduit tube and concentrate and drain into the solidifying water sides of solidifying water regenerator 1-14, reclaim solidifying water sensible heat with further.
6th, exhaust steam cooling tower evaporation heat release：Cooling water is driven by cooling water circulating pump 2-5, flows through condenser 2-2 cooling waters
Side, takes the exhaust steam latent heat of condensation out of and heats up, then flow to evaporative cooling in cooling tower 2-3 through cooling water switching valve 2-6, and in gravity
Dropped down onto under effect in the 2-4 of cooling pond, most driven by cooling water circulating pump 2-5 again through threeway of confluxing afterwards, followed with completing cooling
Ring.
7th, low-pressure steam latent heat drives absorption heat pump：The outlet low-pressure steam 15 of middle-pressure steam turbine 5-2 passes through pipeline stream
To the regenerator 10-1 steam sides of absorption heat pump 10, absorption heat pump is driven with low-pressure steam latent heat, its condensate is then by coagulating
Water conduit tube concentrates discharge.
8th, cooling water provides thermal source for absorption heat pump：Cooling water is driven by cooling water circulating pump 2-5, flows through condenser 2-
2 cooling water sides, take the exhaust steam latent heat of condensation out of and heat up, then flow to absorption heat pump evaporator 10-2 through cooling water switching valve 2-6
Cooling water side heat release is lowered the temperature, and is most driven by cooling water circulating pump 2-5 again through threeway of confluxing afterwards, to complete cooling circulation.
9th, exhaust steam condensation heat：Exhaust steam 2 is introduced into the tube side of flooded evaporator 1 by exhaust steam import 1-1, is inhaled in evaporation
Heat tube bundle 1-3 inner side condensation heats are to provide compression heat pump thermal source, and condensate is then by coagulating the solidifying water out in the bottom of tank 1-4
1-5 is discharged.
10th, heat pump fluid full-liquid type evaporation endothermic：The degree of superheat controller 3 that the air-breathing pipe outer wall of compressor 5 is set, according to heat
The pressure signal of pump work substance and the aperture of temperature signal closed-loop control expansion valve 4, so that low pressure two-phase heat pump fluid 7 is from bottom to up
Flow through the steaming in expansion valve 4, the shell side bottom liquid heat pump fluid import 1-6 of flooded evaporator 1, heat pump fluid evaporator tank 1-12
Hair heat absorption tube bundle 1-3 outsides, top disengagement chamber 1-2, top gaseous state heat pump fluid outlet 1-7, wherein extracting exhaust steam heat release and expiring
Liquid formula is evaporated.
11st, compression type heat pump circulation：Low pressure superheated gaseous heat pump fluid 7 at the top of the shell side of flooded evaporator 1 is through gaseous state
The compressor 5 that heat pump fluid exports 1-7 and driven by middle-pressure steam turbine 5-2 is collapsed into high pressure superheater gaseous state heat pump fluid 7, passes through
After the Oil-gas Separation of oil eliminator 5-4, condensation turns into high pressure supercooled liquid heat pump work in being re-fed into the shell side of shell side condenser 6
Matter 7, flows through liquid outlet 6-5, subcooler 5-3 working medium sides, device for drying and filtering 4-1, then expanded valve 4 throttles and turns into low pressure two-phase
Heat pump fluid 7, the shell side of flooded evaporator 1 is back flowed back into through bottom liquid heat pump fluid import 1-6, reclaims the solidifying of exhaust steam 2
After knot latent heat, evaporation turns into low pressure superheated gaseous heat pump fluid 7, to complete exhaust steam source heat pump cycle；Condenser heat is released simultaneously
Put to the circulating backwater 8 in the tube side of shell side condenser 6.
12nd, heat pump fluid condensation heat release：High pressure superheater gaseous state heat pump fluid 7 flows through the shell side of shell side condenser 6 from top to bottom
It is top air inlet 6-4, condensation heat release tube bundle 6-3 outsides, shell side bottom liquid outlet 6-5, wherein its overheat sensible heat of releasing by parts, cold
Solidifying latent heat, supercooling sensible heat, and condensing turns into high pressure supercooled liquid heat pump fluid 7.
13rd, water heat release is coagulated：The solidifying water produced after exhaust steam heat release, flows through solidifying water out 1-5, fixed gas separator 1-11, coagulates
Water pump 1-13, the solidifying solidifying water sides of water regenerator 1-14, are discharged with cooling after discharging its sensible heat.
14th, oil cooling heat release：The compressor high temperature grease isolated through oil eliminator 5-4, its bottom is flowed through according to pressure difference
Oil-out, manual ball valve 5-9, oil cooler 5-8 lubricating oil side, oil strainer 5-5, flow switch 5-6, magnetic valve 5-7, manually
Ball valve 5-9, the oil return opening of compressor 5, to lower the temperature after discharging its sensible heat.
15th, heat release is subcooled：Liquid heat pump fluid 7 of the condensation as high pressure supercooling, subcooler 5-3 is flow to through liquid outlet 6-5
Working medium side, to lower the temperature after discharging its sensible heat.
16th, step backheat heating：Circulating backwater 8 flows through solidifying water regenerator 1-14 softened waters side, absorber 10-3 softened waters
Side, absorption heat pump condenser 10-4 softened waters side, subcooler 5-3 softened waters side, the softened water side of shell side condenser 6, oil cooling are but
Device 5-8 softened waters side, periodical feeding 9 are exported, and solidifying water sensible heat, absorption condensation latent heat, supercooling sensible heat, compression are reclaimed with step
Condensation latent heat, oil cooling sensible heat, and step heat cycles backwater 8 makes it heat up as periodical feeding 9.
17th, compressor oil return：The high pressure superheater gaseous state heat pump fluid 7 of the escaping pipe 6-6 at the top of the shell side of shell side condenser 6 leads to
Piping, two-way valve 1-10 flow through the high pressure admission mouthful of injector 1-9, and are sprayed by its nozzle at high speeds, and the negative pressure for being formed is led to
Its low-pressure injection mouth, pipeline, two-way valve 1-10, the fuel sucking pipe 1-8 on the shell side top of flooded evaporator 1 and injection lubricating oil are crossed,
And mix, diffusion turns into middle pressure fluid, then through wherein extruding gas port, pipeline, two-way valve 1-10, sends the air intake duct of compressor 5 back to
Oil return opening 5-1.
18th, fixed gas is discharged：Vavuum pump 12 is opened, is separated with the fixed gas connected from the solidifying water out 1-5 of solidifying tank 1-4
Device 1-11 gas outlets extract the on-condensible gas in solidifying water out, and discharge environment.
Therefore compared with existing compression heat pump and absorption heat pump respectively application, the technology of the present invention advantage is as follows：
(1) system integration condenser, cooling tower, steam turbine, compression heat pump, absorption heat pump, various regenerator；
(2) first, compression heat pump is directly driven using water vapor pressure driving steam turbine, is driven using vapour latent heat and absorbed
Formula heat pump；
(3) secondly, the exhaust steam latent heat of condensation is directly reclaimed using compression heat pump, so that 15 DEG C of the heat pump cycle temperature difference is greatly reduced
Left and right, recycles absorption heat pump to reclaim recirculated cooling water sensible heat；
(4) cascade utilization steam pressure and steam latent heat are realized, step absorbs exhaust steam latent heat and cooling water sensible heat, and step is returned
Receive solidifying water sensible heat, supercooling sensible heat, oil cooling sensible heat；
(5) by combination application compression heat pump and absorption heat pump, heat pump operational efficiency is greatly improved.
(4) illustrate
Accompanying drawing 1 is system flow chart of the invention.
Water vapour step as shown in Figure 1 drives compression heat pump and absorption heat pump, wherein：1- full-liquid types evaporate
Device；1-1- exhaust steam imports；1-2- disengagement chambers；1-3- evaporation endothermic tube bundles；1-4- coagulates tank；1-5- coagulates water out；1-6- liquid
Heat pump fluid import；1-7- gaseous states heat pump fluid is exported；1-8- fuel sucking pipes；1-9- injectors；1-10- two-way valves；1-11- does not coagulate
Gas separating device；1-12- heat pump fluid evaporator tanks；1-13- condensate pumps；The solidifying water regenerators of 1-14-；2- exhaust steam；2-1- exhaust steam switches
Valve；2-2- condensers；2-3- cooling towers；2-4- cooling ponds；2-5- cooling water circulating pumps；2-6- cooling water switching valves；3- mistakes
Temperature controller；4- expansion valves；4-1- devices for drying and filtering；5- compressors；5-1- oil return openings；5-2- middle-pressure steam turbines；5-3- mistakes
Cooler；5-4- oil eliminators；5-5- oil strainers；5-6- flow switches；5-7- magnetic valves；5-8- oil coolers；5-9- is manual
Ball valve；6- shell side condensers；6-1- softens water inlet；6-2- softens water out；6-3- condenses heat release tube bundle；6-4- air inlets；
6-5- liquid outlets；6-6- escaping pipes；7- heat pump fluids；8- circulating backwaters；9- periodical feedings；10- absorption heat pumps；10-1- is again
Raw device；10-2- absorption heat pump evaporators；10-3- absorbers；10-4- absorption heat pump condensers；11- high-pressure turbines；
11-1- steam turbine high intermediate pressure cylinders；11-2- turbine low pressure cylinders；11-3- generators；12- vavuum pumps；13- high steams；In 14-
Pressure steam；15- low-pressure steams.
(5) specific embodiment
Water vapour step proposed by the present invention drives compression heat pump with absorption heat pump embodiment as shown in Figure 1, existing
It is described as follows：Its flooded evaporator 1 manufactured by evaporation endothermic amount 4348kW, carbon steel；Diameter 200mm/ wall thickness 2.5mm is not
Rust steel pipe exhaust steam import 1-1；The discount vibram outlet cylindricality disengagement chamber 1-2 of diameter 1200mm/ length 5000mm/ height 250mm；Overall diameter
The evaporation endothermic tube bundle 1-3 of 1200mm/ length 5000mm/ calibers 19mm；The solidifying water of the cylinder of diameter 1200mm/ length 250mm
Groove 1-4；The solidifying water out 1-5 of the stainless steel tube of diameter 40mm/ wall thickness 1.5mm/ length 60mm；1.5mm/ is long for diameter 60mm/ wall thickness
Spend the copper tube liquid heat pump fluid import 1-6 of 60mm；The copper tube gaseous state heat of diameter 120mm/ wall thickness 1.5mm/ length 60mm
Pump work substance exports 1-7；The copper tube fuel sucking pipe 1-8 of diameter 12mm/ wall thickness 0.9mm/ length 20mm；Interface diameter 12mm/ wall thickness
The copper tube injector 1-9 of 0.9mm/ length 150mm；The copper tube two of interface diameter 12mm/ wall thickness 0.9mm/ length 150mm leads to
Valve 1-10；The stainless steel fixed gas separator 1-11 of interface diameter 40mm/ wall thickness 0.9mm/ length 150mm；Diameter 1200mm/ is long
Spend the heat pump fluid evaporator tank 1-12 of 5000mm；The condensate pump 1-13 of flow 960t/h, lift 20mH20；Backheat amount 517kW's
Solidifying water regenerator 1-14；Flow 947.4t/h, temperature 45 C saturation exhaust steam 2；Exhaust steam switching valve 2-1；The condensing of condensation number 631MW
Device 2-2；The cooling tower 2-3 of amount of cooling water 631MW；Cooling pond 2-4；Cooling water circulating pump 2-5；Cooling water switching valve 2-6；Overheat
Degree controller 3；The red copper expansion valve 4 of interface diameter 60mm/ wall thickness 1mm；The red copper of interface diameter 60mm/ wall thickness 1mm is dried
Filter 4-1；The compressor 5 of inspiratory capacity 4000m3/h；The copper tube oil return opening 5-1 of diameter 12mm/ wall thickness 0.9mm/ length 20mm；
The middle-pressure steam turbine 5-2 of output shaft power 669kW；Cross the subcooler 5-3 of cold 517kW；The oil separation of oily separative efficiency 98%
Device 5-4；The red copper oil strainer 5-5 of interface diameter 19mm/ wall thickness 0.9mm/ length 120mm；Interface diameter 19mm/ wall thickness
The brass flow switch 5-6 of 0.9mm/ length 120mm；The brass magnetic valve of interface diameter 19mm/ wall thickness 0.9mm/ length 120mm
5-7；The oil cooler 5-8 of oil cooling amount 170kW；The brass manual ball valve 5- of interface diameter 19mm/ wall thickness 0.9mm/ length 120mm
9；The shell side condenser 6 of condensation thermal discharge 5017kW；The stainless steel tube softened water of diameter 200mm/ wall thickness 2.5mm/ length 200mm
Import 6-1；The stainless steel tube of diameter 200mm/ wall thickness 2.5mm/ length 200mm softens water out 6-2；Diameter 1200mm/ length
The condensation heat release tube bundle 6-3 of 5000mm/ calibers 19mm；The copper tube air inlet of diameter 200mm/ wall thickness 1.5mm/ length 1200mm
6-4；The copper tube liquid outlet 6-5 of diameter 60mm/ wall thickness 1.5mm/ length 1200mm；Diameter 12mm/ wall thickness 0.9mm/ length
The copper tube escaping pipe 6-6 of 50mm；R134a heat pump fluids 7；The circulating backwater 8 of 40 DEG C of inlet temperature, flow 510t/h；Outlet
The periodical feeding 9 of temperature 70 C, flow 510t/h；Absorption heat pump 10；The regenerator 10-1 of steam heating amount 7503kW；Cooling
The absorption heat pump evaporator 10-2 of water caloric receptivity 5252kW；The absorber 10-3 and absorption heat pump of gross heat input 12755kW
Condenser 10-4；High-pressure turbine 11；Steam turbine high intermediate pressure cylinder 11-1；Turbine low pressure cylinder 11-2；The generating of generated energy 320MW
Machine 11-3；The vavuum pump 12 of extraction flow 3m3/min；Absolute pressure 166.7bar, 538 DEG C of temperature, the high steam of flow 960t/h
13；The middle pressure saturated vapor 14 of absolute pressure 9bar, flow 12.6t/h；The low-pressure saturated steam 15 of absolute pressure 1bar, flow 12.6t/h.
The driving steam turbine high intermediate pressure cylinder 11-1 of high steam 13 rotates at a high speed, and drives coaxial generator 11-3 to rotate hair
Electricity, constitutes high steam power generation circuit；
The driving steam turbine low pressure (LP) cylinder 11-2 of outlet middle pressure steam 14 of steam turbine high intermediate pressure cylinder 11-1 rotates at a high speed, and drives
Coaxial generator 11-3 rotary electrifications, constitute middle pressure steam power generation circuit；
The outlet middle pressure steam 14 of steam turbine high intermediate pressure cylinder 11-1 drives middle-pressure steam turbine 5-2 to rotate at a high speed, and band dynamic pressure
The rotation acting of contracting machine 5, constitutes middle pressure steam pressure-driven compressor loop；
The outlet exhaust steam 2 of turbine low pressure cylinder 11-2 flows through exhaust steam switching valve 2-1, condenser 2-2, solidifying water and does by pipeline
Pipe, composition exhaust steam condensation heat loop；
The outlet exhaust steam 2 of turbine low pressure cylinder 11-2 flows through exhaust steam switching valve 2-1, flooded evaporator 1 and manages by pipeline
Exhaust steam import 1-1, evaporation endothermic tube bundle the 1-3 inner side of journey, the solidifying solidifying tank 1-4 of water side bottom, solidifying water out 1-5, fixed gas point
From device 1-11, U-shaped water seal, solidifying water conduit tube, solidifying water regenerator 1-14 solidifying water side, condensate pump 1-13, compression heat pump exhaust steam is constituted
Thermal source and solidifying water backheat loop；
The outlet of condenser 2-2 cooling water sides connects cooling water switching valve 2-6, cooling tower 2-3, cooling water by placed in series
Pond 2-4, threeway of confluxing, cooling water circulating pump 2-5, condenser 2-2 cooling water side imports, composition exhaust steam cooling tower heat release loop；
The outlet low-pressure steam 15 of middle-pressure steam turbine 5-2 flows through regenerator 10-1 steam sides, solidifying water conduit tube, group by pipeline
Into absorption heat pump low-pressure steam latent heat driving circuit；
The outlet of condenser 2-2 cooling water sides connects cooling water switching valve 2-6, absorption heat pump evaporator by placed in series
10-2 cooling water sides, threeway of confluxing, cooling water circulating pump 2-5, condenser 2-2 cooling water side imports, composition absorption heat pump are cold
But hydro-thermal resource loop；
Circulating backwater 8 connects solidifying water regenerator 1-14 softened waters side, absorber 10-3 softened waters side, inhales by placed in series
Receipts formula heat pump condenser 10-4 softened waters side, subcooler 5-3 softened waters side, the softened water side of shell side condenser 6, oil cooler 5-8
Softened water side, periodical feeding 9 are exported, and composition softens water cascade backheat heating circuit；
The shell side of flooded evaporator 1 top gaseous state heat pump fluid outlet 1-7 connects compressor 5, oil eliminator by pipeline
5-4, the shell side of shell side condenser 6, subcooler 5-3 working medium sides, device for drying and filtering 4-1, expansion valve 4, the shell side of flooded evaporator 1
Bottom liquid heat pump fluid import 1-6, composition heat pump cycle loop；
Oil eliminator 5-4 bottom oil-outs connect manual ball valve 5-9, oil cooler 5-8 lubricating oil side, oily mistake by pipeline
Filter 5-5, flow switch 5-6, magnetic valve 5-7, manual ball valve 5-9, the oil return opening of compressor 5, composition oil cooling backheat loop；
Evaporation in the shell side bottom liquid heat pump fluid import 1-6 of flooded evaporator 1, heat pump fluid evaporator tank 1-12 is inhaled
Heat tube bundle 1-3 outsides, top disengagement chamber 1-2, top gaseous state heat pump fluid outlet 1-7, constitute the full-liquid type evaporation of heat pump fluid
Heat absorption loop；
The shell of flooded evaporator 1 is the horizontally disposed face of cylinder；
The degree of superheat controller 3 that the air-breathing pipe outer wall of compressor 5 is set, according to the pressure signal and temperature signal of heat pump fluid
The aperture of closed-loop control expansion valve 4, and the outlet of expansion valve 4 connects the shell side bottom liquid heat of flooded evaporator 1 by pipeline
Pump work substance import 1-6, composition heat pump fluid throttling control loop；
Air inlet 6-4, condensation heat release tube bundle 6-3 outsides, shell side bottom liquid outlet 6-5, group at the top of the shell side of shell side condenser 6
Into the condensation heat release loop of heat pump fluid；
The softening water inlet 6-1 of the tube side of shell side condenser 6, condensation heat release tube bundle 6-3 inner sides, the softening water out 6- of tube side
2, composition softened water heat temperature raising loop；
The shell of shell side condenser 6 is the horizontally disposed face of cylinder；
The air inlet of vavuum pump 12 connects the fixed gas separator that the solidifying solidifying water out 1-5 of tank 1-4 are connected by pipeline
1-11 gas outlets, composition fixed gas discharge loop.
The shell side top fuel sucking pipe 1-8 of flooded evaporator 1 connects the low pressure of injector 1-9 by pipeline and two-way valve 1-10
Ejecting port, the shell side of shell side condenser 6 top escaping pipe 6-6 is pressed into by the height that pipeline and two-way valve 1-10 connect injector 1-9
Gas port, the oil return opening 5-1 of the air intake duct of compressor 5 connects the middle extrusion gas port of injector 1-9, group by pipeline and two-way valve 1-10
Into the oil return circuit of flooded evaporator 1.
In the embodiment of the present invention：
1st, high steam generates electricity：Absolute pressure 166.7bar, 538 DEG C of temperature, the high steam 13 of flow 960t/h drive steamer
Machine high intermediate pressure cylinder 11-1 rotates at a high speed, and drives coaxial generator 11-3 rotary electrifications 280MW.
2nd, middle pressure steam generates electricity：In outlet absolute pressure 9bar, the flow flow 947.4t/h of steam turbine high intermediate pressure cylinder 11-1
Pressure saturated vapor 14 driving steam turbine low pressure (LP) cylinder 11-2 rotates at a high speed, and drives coaxial generator 11-3 rotary electrifications 40MW.
3rd, middle pressure steam pressure-driven compressor：The outlet absolute pressure 9bar of steam turbine high intermediate pressure cylinder 11-1, flow flow
The middle pressure saturated vapor 14 of 947.4t/h drives middle-pressure steam turbine 5-2 to rotate at a high speed, shaft power 669kW is exported, to drive compression
The rotation acting of machine 5.
4th, exhaust steam condensation heat：The flow 947.4t/h of turbine low pressure cylinder 11-2 outlets, temperature 45 C saturation exhaust steam 2 are led to
Cross exhaust steam switching valve 2-1 and flow through condenser 2-2, after turning into condensate with condensation heat, discharge is concentrated by solidifying water conduit tube.
5th, compression heat pump absorbs exhaust steam thermal source and solidifying water backheat：The outlet exhaust steam 2 of turbine low pressure cylinder 11-2 is by weary
After vapour switching valve 2-1, there is 6.53t/h to flow through the tube side of flooded evaporator 1, be directly compression with the 4348kW condensation heats of exhaust steam
Formula heat pump provides thermal source, and the condensate of 6.53t/h is then driven by the condensate pump 1-13 of flow 960t/h, lift 20mH20, flowed through
Solidifying water side bottom coagulates tank 1-4, solidifying water out 1-5, fixed gas separator 1-11, U-shaped water seal and solidifying water conduit tube and concentrates and drain into
The solidifying solidifying water sides of water regenerator 1-14, solidifying water sensible heat is reclaimed with further.
6th, exhaust steam cooling tower evaporation heat release：Cooling water is driven by the cooling water circulating pump 2-5 of flow 67931t/h, is flowed through solidifying
The condenser 2-2 cooling water sides of knot amount 631MW, take the exhaust steam latent heat of condensation out of and heat up, then flow to through cooling water switching valve 2-6 cold
But evaporative cooling in the cooling tower 2-3 of 631MW is measured, and is dropped down onto under gravity in the 2-4 of cooling pond, most afterwards through threeway of confluxing
Again driven by cooling water circulating pump 2-5, to complete cooling circulation.[cooling water circulating pump 2-5]
7th, low-pressure steam latent heat drives absorption heat pump：The outlet absolute pressure 1bar of middle-pressure steam turbine 5-2, flow 12.6t/h
Low-pressure saturated steam 15 the regenerator 10-1 steam sides of absorption heat pump 10 are flow to by pipeline, it is latent with 7503kW low-pressure steams
Thermal drivers absorption heat pump, the condensate of its flow 12.6t/h then concentrates discharge by solidifying water conduit tube.
8th, cooling water provides thermal source for absorption heat pump：Cooling water is driven by cooling water circulating pump 2-5, flows through condenser 2-
2 cooling water sides, take the exhaust steam latent heat of condensation out of and heat up, then flow to absorption heat pump evaporator 10-2 through cooling water switching valve 2-6
Cooling water side heat release 5252kW and lower the temperature, most driven by cooling water circulating pump 2-5 again through threeway of confluxing afterwards, followed with completing cooling
Ring.
9th, exhaust steam condensation heat：Flow 6.53t/h, temperature 50 C saturation exhaust steam 2 introduce full liquid by exhaust steam import 1-1
In the tube side of formula evaporator 1, on the inside of evaporation endothermic tube bundle 1-3 condensation heat to provide the compression heat pump thermal source of 4348kW, and
The condensate of flow 6.53t/h is then discharged by coagulating the solidifying water out 1-5 in the bottom of tank 1-4.
10th, heat pump fluid full-liquid type evaporation endothermic：The degree of superheat controller 3 that the air-breathing pipe outer wall of compressor 5 is set, according to heat
The pressure signal of pump work substance and the aperture of temperature signal closed-loop control expansion valve 4 so that low pressure two-phase R134a heat pump fluids 7 from
Under supreme flow through expansion valve 4, the shell side bottom liquid heat pump fluid import 1-6 of flooded evaporator 1, heat pump fluid evaporator tank 1-12
In evaporation endothermic tube bundle 1-3 outsides, top disengagement chamber 1-2, top gaseous state heat pump fluid outlet 1-7, wherein extracting 4348kW
Exhaust steam heat release and full-liquid type evaporate.
11st, compression type heat pump circulation：Low pressure superheated gaseous heat pump fluid 7 at the top of the shell side of flooded evaporator 1 is through gaseous state
The middle-pressure steam turbine 5-2 that heat pump fluid exports 1-7 and is output shaft power 669kW drives the compressor 5 of inspiratory capacity 4000m3/h
High pressure superheater gaseous state heat pump fluid 7 is collapsed into, after the Oil-gas Separation through oil eliminator 5-4, shell side condenser 6 is re-fed into
Condensation turns into high pressure supercooled liquid heat pump fluid 7 in shell side, flows through liquid outlet 6-5, subcooler 5-3 working medium sides, device for drying and filtering
4-1, then expanded valve 4 throttles and turns into low pressure two-phase heat pump fluid 7, is flowed again through bottom liquid heat pump fluid import 1-6
Enter the shell side of flooded evaporator 1, after reclaiming the 4348kW latent heats of condensation of exhaust steam 2, evaporation turns into low pressure superheated gaseous heat pump fluid
7, to complete exhaust steam source heat pump cycle；The condenser heat of 5017kW is released to inlet temperature in the tube side of shell side condenser 6 simultaneously
40 DEG C, the circulating backwater 8 of flow 510t/h.
12nd, heat pump fluid condensation heat release：High pressure superheater gaseous state heat pump fluid 7 flows through the shell side of shell side condenser 6 from top to bottom
It is top air inlet 6-4, condensation heat release tube bundle 6-3 outsides, shell side bottom liquid outlet 6-5, wherein its overheat sensible heat of releasing by parts, cold
Solidifying latent heat, supercooling sensible heat, and condensing turns into high pressure supercooled liquid heat pump fluid 7.
13rd, water heat release is coagulated：The solidifying water produced after exhaust steam heat release, flows through solidifying water out 1-5, fixed gas separator 1-11, coagulates
Water pump 1-13, the solidifying solidifying water sides of water regenerator 1-14, are discharged with cooling after discharging its 517kW sensible heat.
14th, oil cooling heat release：The compressor high temperature grease isolated through oil eliminator 5-4, its bottom is flowed through according to pressure difference
Oil-out, manual ball valve 5-9, oil cooler 5-8 lubricating oil side, oil strainer 5-5, flow switch 5-6, magnetic valve 5-7, manually
Ball valve 5-9, the oil return opening of compressor 5, to lower the temperature after discharging its 170kW sensible heat.
15th, heat release is subcooled：Liquid heat pump fluid 7 of the condensation as high pressure supercooling, subcooler 5-3 is flow to through liquid outlet 6-5
Working medium side, to lower the temperature after discharging its 517kW sensible heat.
16th, step backheat heating：40 DEG C of inlet temperature, the circulating backwater 8 of flow 510t/h flow through solidifying water regenerator 1-14
Softened water side, the absorber 10-3 of gross heat input 12755kW and absorption heat pump condenser 10-4 softened waters side, subcooler 5-3
Softened water side, the softened water side of shell side condenser 6, oil cooler 5-8 softened waters side, periodical feeding 9 are exported, and solidifying water is reclaimed with step
Sensible heat, absorption condensation latent heat, supercooling sensible heat, compression condensation latent heat, oil cooling sensible heat, and step heat cycles backwater 8 makes it
Heating up turns into 70 DEG C of outlet temperature, the periodical feeding 9 of flow 510t/h.
17th, compressor oil return：The high pressure superheater gaseous state heat pump fluid 7 of the escaping pipe 6-6 at the top of the shell side of shell side condenser 6 leads to
Piping, two-way valve 1-10 flow through the high pressure admission mouthful of injector 1-9, and are sprayed by its nozzle at high speeds, and the negative pressure for being formed is led to
Its low-pressure injection mouth, pipeline, two-way valve 1-10, the fuel sucking pipe 1-8 on the shell side top of flooded evaporator 1 and injection lubricating oil are crossed,
And mix, diffusion turns into middle pressure fluid, then through wherein extruding gas port, pipeline, two-way valve 1-10, sends the air intake duct of compressor 5 back to
Oil return opening 5-1.
18th, fixed gas is discharged：The vavuum pump 12 of extraction flow 3m3/min is opened, water out 1-5 is coagulated with from solidifying tank 1-4
The fixed gas separator 1-11 gas outlets for being connected extract the on-condensible gas in solidifying water out, and discharge environment.
Claims (4)
1. a kind of water vapour step drives compression heat pump and absorption heat pump, and it is by flooded evaporator (1)；Exhaust steam import
(1-1)；Disengagement chamber (1-2)；Evaporation endothermic tube bundle (1-3)；Solidifying tank (1-4)；Solidifying water out (1-5)；Liquid heat pump fluid enters
Mouth (1-6)；Gaseous state heat pump fluid exports (1-7)；Fuel sucking pipe (1-8)；Injector (1-9)；Two-way valve (1-10)；Fixed gas is separated
Device (1-11)；Heat pump fluid evaporator tank (1-12)；Condensate pump (1-13)；Solidifying water regenerator (1-14)；Exhaust steam (2)；Exhaust steam switches
Valve (2-1)；Condenser (2-2)；Cooling tower (2-3)；Cooling pond (2-4)；Cooling water circulating pump (2-5)；Cooling water switching valve
(2-6)；Degree of superheat controller (3)；Expansion valve (4)；Device for drying and filtering (4-1)；Compressor (5)；Oil return opening (5-1)；Middle pressure vapour
Turbine (5-2)；Subcooler (5-3)；Oil eliminator (5-4)；Oil strainer (5-5)；Flow switch (5-6)；Magnetic valve (5-7)；
Oil cooler (5-8)；Manual ball valve (5-9)；Shell side condenser (6)；Soften water inlet (6-1)；Soften water out (6-2)；It is cold
Solidifying heat release tube bundle (6-3)；Air inlet (6-4)；Liquid outlet (6-5)；Escaping pipe (6-6)；Heat pump fluid (7)；Circulating backwater (8)；
Periodical feeding (9)；Absorption heat pump (10)；Regenerator (10-1)；Absorption heat pump evaporator (10-2)；Absorber (10-3)；
Absorption heat pump condenser (10-4)；High-pressure turbine (11)；Steam turbine high intermediate pressure cylinder (11-1)；Turbine low pressure cylinder (11-
2)；Generator (11-3)；Vavuum pump (12)；High steam (13)；Middle pressure steam (14)；Low-pressure steam (15) is constituted, its feature
It is：High steam (13) driving steam turbine high intermediate pressure cylinder (11-1) rotates at a high speed, and drives coaxial generator (11-3) to revolve
Forwarding electricity, constitutes high steam power generation circuit；Outlet middle pressure steam (14) driving steam turbine of steam turbine high intermediate pressure cylinder (11-1)
Low pressure (LP) cylinder (11-2) rotates at a high speed, and drives coaxial generator (11-3) rotary electrification, constitutes middle pressure steam power generation circuit；Vapour
The outlet middle pressure steam (14) of turbine high intermediate pressure cylinder (11-1) drives middle-pressure steam turbine (5-2) to rotate at a high speed, and drives compressor
(5) rotation acting, constitutes middle pressure steam pressure-driven compressor loop；The outlet exhaust steam (2) of turbine low pressure cylinder (11-2) is led to
Piping flows through exhaust steam switching valve (2-1), condenser (2-2), solidifying water conduit tube, composition exhaust steam condensation heat loop；Steam turbine is low
The outlet exhaust steam (2) of cylinder pressure (11-2) flows through the exhaust steam of exhaust steam switching valve (2-1), flooded evaporator (1) tube side by pipeline
Import (1-1), evaporation endothermic tube bundle (1-3) inner side, the solidifying solidifying tank (1-4) of water side bottom, solidifying water out (1-5), fixed gas point
From device (1-11), U-shaped water seal, solidifying water conduit tube, solidifying water regenerator (1-14) solidifying water side, condensate pump (1-13), compression type heat is constituted
Pump exhaust steam thermal source and solidifying water backheat loop；The outlet of condenser (2-2) cooling water side connects cooling water switching valve by placed in series
(2-6), cooling tower (2-3), cooling pond (2-4), threeway of confluxing, cooling water circulating pump (2-5), condenser (2-2) cooling water
Side-entrance, composition exhaust steam cooling tower heat release loop；The outlet low-pressure steam (15) of middle-pressure steam turbine (5-2) is flowed through again by pipeline
Raw device (10-1) steam side, solidifying water conduit tube, constitute absorption heat pump low-pressure steam latent heat driving circuit；Condenser (2-2) is cooled down
Water side outlet connects cooling water switching valve (2-6), absorption heat pump evaporator (10-2) cooling water side, confluxes by placed in series
Threeway, cooling water circulating pump (2-5), condenser (2-2) cooling water side import, constitute absorption heat pump cooling water heat resource loop；
Circulating backwater (8) connects solidifying water regenerator (1-14) softened water side, absorber (10-3) softened water side, absorbs by placed in series
Formula heat pump condenser (10-4) softened water side, subcooler (5-3) softened water side, shell side condenser (6) softened water side, oil cooler
(5-8) softened water side, periodical feeding (9) outlet, composition soften water cascade backheat heating circuit；Flooded evaporator (1) shell side
Top gaseous state heat pump fluid outlet (1-7) is by pipeline connection compressor (5), oil eliminator (5-4), shell side condenser (6)
Shell side, subcooler (5-3) working medium side, device for drying and filtering (4-1), expansion valve (4), flooded evaporator (1) shell side bottom liquid
Heat pump fluid import (1-6), composition heat pump cycle loop；Oil eliminator (5-4) bottom oil-out connects manual ball by pipeline
Valve (5-9), oil cooler (5-8) lubricating oil side, oil strainer (5-5), flow switch (5-6), magnetic valve (5-7), manual ball
Valve (5-9), compressor (5) oil return opening, composition oil cooling backheat loop；Flooded evaporator (1) shell side bottom liquid heat pump fluid
Evaporation endothermic tube bundle (1-3) outside in import (1-6), heat pump fluid evaporator tank (1-12), top disengagement chamber (1-2), top
Gaseous state heat pump fluid exports (1-7), constitutes the full-liquid type evaporation endothermic loop of heat pump fluid；The shell of flooded evaporator (1)
It is the horizontally disposed face of cylinder；The degree of superheat controller (3) that compressor (5) air-breathing pipe outer wall is set, according to the pressure of heat pump fluid
Force signal and the aperture of temperature signal closed-loop control expansion valve (4), and the outlet of expansion valve (4) connects full-liquid type and steams by pipeline
Hair device (1) shell side bottom liquid heat pump fluid import (1-6), composition heat pump fluid throttling control loop；Shell side condenser (6) shell
Journey top air inlet (6-4), condensation heat release tube bundle (6-3) outside, shell side bottom liquid outlet (6-5), constitute the cold of heat pump fluid
Solidifying heat release loop；The softening water inlet (6-1) of shell side condenser (6) tube side, condensation heat release tube bundle (6-3) inner side, tube side it is soft
Change water out (6-2), composition softened water heat temperature raising loop；The shell of shell side condenser (6) is the horizontally disposed face of cylinder；Very
The air inlet of empty pump (12) connects the fixed gas separator (1- that the solidifying water out (1-5) of solidifying tank (1-4) is connected by pipeline
11) gas outlet, composition fixed gas discharge loop.
2. compression heat pump and absorption heat pump are driven according to the water vapour step described in claim 1, it is characterised in that：Soften
In water cascade backheat heating circuit, water regenerator (1-14) softened water side, absorber (10-3) softened water side, absorption heat pump are coagulated
Condenser (10-4) softened water side, subcooler (5-3) softened water side, shell side condenser (6) softened water side, oil cooler (5-8)
Softened water side, it can be changed by the order that placed in series is connected according to temperature conditionss, and the number of units being connected in series can be according to temperature
Degree condition and reduce, every import and export of equipment can also be connected in parallel pipeline according to its flow resistance.
3. compression heat pump and absorption heat pump are driven according to the water vapour step described in claim 1, it is characterised in that：Full liquid
Formula evaporator (1) shell side top fuel sucking pipe (1-8) connects the low-pressure injection of injector (1-9) by pipeline and two-way valve (1-10)
Mouthful, shell side condenser (6) shell side top escaping pipe (6-6) connects the height of injector (1-9) by pipeline and two-way valve (1-10)
Gas port is pressed into, the oil return opening (5-1) of compressor (5) air intake duct connects injector (1-9) by pipeline and two-way valve (1-10)
Middle extrusion gas port, the oil return circuit of composition flooded evaporator (1).
4. compression heat pump and absorption heat pump are driven according to the water vapour step described in claim 1, it is characterised in that：Full liquid
The exhaust steam import (1-1) of formula evaporator (1) and solidifying water out (1-5) are parallel-connected to the import of condenser (2-2) cooling water side
And outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710259069.XA CN106871482A (en) | 2017-04-11 | 2017-04-11 | Water vapour step drives compression heat pump and absorption heat pump |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710259069.XA CN106871482A (en) | 2017-04-11 | 2017-04-11 | Water vapour step drives compression heat pump and absorption heat pump |
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| Publication Number | Publication Date |
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| CN106871482A true CN106871482A (en) | 2017-06-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109350983A (en) * | 2018-12-17 | 2019-02-19 | 上海新奥新能源技术有限公司 | A kind of two-stage compression heat pump double-effect evaporation concentration systems |
-
2017
- 2017-04-11 CN CN201710259069.XA patent/CN106871482A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109350983A (en) * | 2018-12-17 | 2019-02-19 | 上海新奥新能源技术有限公司 | A kind of two-stage compression heat pump double-effect evaporation concentration systems |
| CN109350983B (en) * | 2018-12-17 | 2024-03-19 | 上海新奥新能源技术有限公司 | Double-stage compression type heat pump double-effect evaporation concentration system |
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