CN109631402A - The float glass waste-heat recovery device of lithium bromide heat pump heating - Google Patents
The float glass waste-heat recovery device of lithium bromide heat pump heating Download PDFInfo
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- CN109631402A CN109631402A CN201811566053.4A CN201811566053A CN109631402A CN 109631402 A CN109631402 A CN 109631402A CN 201811566053 A CN201811566053 A CN 201811566053A CN 109631402 A CN109631402 A CN 109631402A
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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
- F25B15/00—Sorption machines, plants or systems, operating continuously, e.g. absorption type
- F25B15/02—Sorption machines, plants or systems, operating continuously, e.g. absorption type without inert gas
- F25B15/06—Sorption machines, plants or systems, operating continuously, e.g. absorption type without inert gas the refrigerant being water vapour evaporated from a salt solution, e.g. lithium bromide
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D15/00—Other domestic- or space-heating systems
- F24D15/04—Other domestic- or space-heating systems using heat pumps
-
- 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
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D7/00—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
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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
- 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
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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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/52—Heat recovery pumps, i.e. heat pump based systems or units able to transfer the thermal energy from one area of the premises or part of the facilities to a different one, improving the overall efficiency
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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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/62—Absorption based 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P80/00—Climate change mitigation technologies for sector-wide applications
- Y02P80/10—Efficient use of energy, e.g. using compressed air or pressurized fluid as energy carrier
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Materials Engineering (AREA)
- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
The float glass waste-heat recovery device of lithium bromide heat pump heating, belong to the recycling of heat supply waste heat and heat distribution field, it the industrial waste heat in float glass plant area cooling-tower circulating water is cooled down by heat exchanger and improves the temperature of intermediary's water in order to solve winter, a large amount of low-temperature heat source is obtained, and the heat of high temperature power plant water and storage water is supplied into user terminal, and the water at low temperature after heat exchange is returned into power plant and the first water segregator respectively, so that the problem of water at low temperature after heat exchange continues to participate in circulation, the lithium bromide heat pump includes high-temperature heat transfer section, low-temperature heat exchange section, medium temperature heat exchanging segment, medium temperature heat exchanging segment connects the first output pipe, 4th heat pump includes evaporator and condenser, effect is that heating cost is greatly reduced.
Description
Technical field
The invention belongs to the recycling of heat supply waste heat and heat distribution field, are related to a kind of float glass of lithium bromide heat pump heating
Waste-heat recovery device.
Background technique
In recent years, with the increase of China's urban heat supplying area and the increasing of industrial premises building of production line, so that I
State's heating power consumption figure rapid growth, is analyzed, China resident heating is mainly the following mode at present from heat-supplying mode:
Cogeneration of heat and power mode, middle-size and small-size district boiler room central heating, household small-size gas water-heating furnace, family's coal furnace etc., wherein heat
Electricity Federation produces after mode is high-grade heat energy power-generating using fuel, by the comprehensive energy utilization technology of its low grade heat energy heat supply.
The average generating efficiency of 3,000,000 kilowatts of China firepower electrical plant is 33% at present, and when steam power plant's heat supply, generating efficiency is reachable
20%, remaining 80%, 70% or more in heat can be used for heat supply, the fuel of 10000 kilojoule heats, using cogeneration of heat and power side
Formula can produce 2000 kilojoule electric power and 7000 kilojoule heats, and common thermal power plant is used to generate electricity, this 2000 kilojoule electric power needs
6000 kilojoule fuel are consumed, therefore by the electric power of cogeneration of heat and power mode output, according to the generating efficiency of common power plant, deduct its combustion
Material consumption, remaining 4000 kilojoule fuel can produce 7000 kilojoule heats.In this sense, then the efficiency of steam power plant's heat supply
It is 170%, about twice of medium small boiler room heating efficiency.In conditions permit, the heating of cogeneration of heat and power should be first developed
Mode.It supplies to hanker in cogeneration of heat and power mode, or there is some problems, such as;One side power plant high-temperature steam is expensive,
On the other hand, a large amount of thermal insulation material is needed to reduce thermal loss in the steam heating pipeline of high temperature, it is higher in heating temperature
In the case where, although will cause biggish thermal losses using more thermal insulation material.It needs to look for other cheap productions thus
The heat sources such as big industrial waste heat are measured to replace the high-temperature steam of power plant part.And it is useless by the low-temperature industrial of representative of float glass factory
Heat is discarded in vain at present, or is additionally discharged using hydroelectric resources, is abandoned very unfortunate.
Summary of the invention
Cooled down simultaneously to solve winter for the industrial waste heat in float glass plant area cooling-tower circulating water by heat exchanger
The temperature for improving intermediary's water has obtained a large amount of low-temperature heat source, and the heat of high temperature power plant water and storage water is supplied user terminal,
And the water at low temperature after heat exchange is returned into power plant and the first water segregator respectively, so that the water at low temperature after heat exchange continues to participate in asking for circulation
Topic, the following technical solutions are proposed by the present invention:
A kind of float glass waste-heat recovery device of lithium bromide heat pump heating, including lithium bromide heat pump heating device and float glass process
Glass waste-heat recovery device;
The lithium bromide heat pump heating device includes lithium bromide heat pump, the 4th heat pump, the 5th heat pump;The lithium bromide heat
Pump includes high-temperature heat transfer section, low-temperature heat exchange section, medium temperature heat exchanging segment, and medium temperature heat exchanging segment connects the first output pipe, the 4th heat pump packet
Evaporator and condenser are included, condenser connects the second output pipe, and the 5th heat pump includes evaporator and condenser, condenser connection
Third output pipe;The water outlet of the steam water heat exchanger of entrance connection power plant's cogeneration system of the high-temperature heat transfer section,
The evaporator high temperature water inlet of the 5th heat pump of outlet connection of high-temperature heat transfer section, the evaporator low temperature water outlet of the 5th heat pump are divided into
Two branches, the first output of first branch connection, second branch connect the high temperature water inlet of the evaporator of the 4th heat pump, evaporator
The second output of low temperature water outlet connection, water supplying pipe connect the entrance of low-temperature heat exchange section, and the outlet of low-temperature heat exchange section connects first point
Hydrophone;
The float glass waste-heat recovery device, including float glass workshop, Re Chi, cold drop, second circulation pump, two-stage control
First water outlet of valve processed, cooling tower, heat pump, float glass workshop is passed through hot pond, the entrance connection of cooling tower by the first water pipe
Upper hose, the export pipeline of cooling tower are passed through cold drop, and upper hose installation two-step evolution valve and circulating pump, upper hose are passed through hot pond,
Circulating pump is arranged at the position between hot pond and two-step evolution valve of upper hose, by the upper water between the valve of two-step evolution valve
Pipe connection, and it is located at the upper hose connected component water pipe of the part, the branch water pipe is located at the portion by piping connection heat pump
The pipeline divided is equipped with the 7th control valve, and the cold end input of the condenser of heat pump is the first water segregator, and the first water segregator connects bromine
Change the outlet of the low-temperature heat exchange section of lithium heat pump heating device.
The utility model has the advantages that power plant's high-temperature steam couples combining heating system with the low temperature exhaust heat that float glass factory generates, both may be used
Reduce the use of power plant's high-temperature steam to meet heat demand again, heating cost is greatly reduced.Float glass on-site is built
Exchange heat computer room, is in winter cooled to the industrial waste heat (38 DEG C) in float glass plant area cooling-tower circulating water by heat exchanger
32 DEG C, the temperature of intermediary's water is promoted to 35 DEG C by 25 DEG C, temperature is made to be reduced to 25 DEG C after heat exchange, is transmitted back to float glass heat exchange
Computer room has thus obtained a large amount of low-temperature heat source.Lithium bromide heat pump heating device is between storage water, user terminal and power plant water
It is exchanged heat, the heat of high temperature power plant water and storage water is supplied into user terminal, i.e., changed by lithium bromide heat pump, heat pump completion
Heat, and the water at low temperature after heat exchange is returned into power plant and the first water segregator respectively, so that the water at low temperature after heat exchange continues to participate in circulation,
Water, is also recycled by the output together for not only completing high temperature heat and low-temperature heat quantity, realizes the section of water source and heat
About and sufficiently use.
Detailed description of the invention
Fig. 1 is the pipeline connecting figure of apparatus of the present invention.
1. float glass workshop, 2. preparation water tanks, 3. first control valves, 4. second control valves, 5. first circulations pump, 6. is cold
But tower, 7. third control valves, 8. the 4th control valves, 9. the 5th control valves, 10. the 6th control valves, 11. the 7th control valves, 12.
Eight control valves, 13. the 9th control valves, 14. the tenth control valves, 15. the 11st control valves, 16. the 12nd control valves, 17. second
Circulating pump, 18. third circulating pumps, 19. gaps, 20. thermal insulation layers, 21. cold drops, 22. hot ponds, 23. first heat pumps, 24. second
Heat pump, 25. third heat pumps, 26. water collectors, 27. the 4th circulating pumps, 28. first water segregators, 29. temperature sensors, 30. the 5th
Circulating pump, 31. phase transition heat accumulation units, 32. the 13rd control valves, 33. the 14th control valves, 34. solar water heaters, 35.
15 control valves, 36. the 16th control valves, 37. water tanks, 38. lithium bromide heat pumps,
39. the 4th heat pump, 40. the 5th heat pumps, 41. user end pipelines, 42. the 6th circulating pumps, 43. steam water heat exchangers,
44. the 17th control valve, 45. first lithium bromide heat pump units, 46. second lithium bromide heat pump units, 47. third lithium bromide heat pumps
Unit, 48. steam heat pump units, 49. steam turbines, 50. steam exhaust devices.
Specific embodiment
Embodiment 1:
One kind integrating a variety of waste heat coupling heating systems, including the recycling of float glass waste-heat recovery device, solar energy waste heat
Device and lithium bromide heat pump heating device.
The float glass waste-heat recovery device, including float glass workshop (1), hot pond (22), cold drop (21), second follow
Ring pumps (17), two-step evolution valve, cooling tower (6), heat pump, and first water outlet of float glass workshop (1) is passed through by the first water pipe
The entrance of hot pond (22), cooling tower (6) is connected to upper hose, and the export pipeline of cooling tower (6) is passed through cold drop (21), upper hose installation
Two-step evolution valve and circulating pump, upper hose are passed through hot pond (22), circulating pump be arranged in upper hose in Re Chi (22) and two-stage control
It at position between valve processed, is connected between the valve of two-step evolution valve by the upper hose, and is located at the upper hose connection point of the part
Branching pipe, the branch water pipe is by piping connection heat pump, and the pipeline for being located at the part is equipped with the 7th control valve (11).
Heat pump includes three groups, i.e. heat pump 23, heat pump 24 and heat pump 25, the hot end of the evaporator of each heat pump (23,24,25) is defeated
Enter for branch water pipe, cold end output connection cooling tower (6) of the evaporator of heat pump.The cold end output and cooling of the evaporator of heat pump
Connecting pipeline between tower (6) is provided with the 12nd control valve (16).The hot end of the condenser of heat pump (23,24,25) exports
Water collector (26), the front end pipeline of the water collector (26) install the 4th circulating pump (27), before the 4th circulating pump (27)
It is held to be connected to the circulation water inlet of the water tank of solar energy waste-heat recovery device (37), the condenser of heat pump (23,24,25)
Cold end input is the first water segregator (28), and the first water segregator (28) connects going out for the low-temperature heat exchange section of lithium bromide heat pump heating device
Mouthful.
Upper hose described in the entrance of the cooling tower (6) two-way at least in parallel, often installs one group of control on water pipe on the way
Valve group processed, every group of control valve group include at least the two-step evolution valve of two-way parallel connection, by described between the valve of each road two-step evolution valve
Water pipe connection, and it is located at the upper hose connected component water pipe of the part, the branch water pipe connects multichannel heat pump by pipeline parallel connection,
And the pipeline for being located at the part is equipped with the 7th control valve (11).Specifically, the upper hose includes water in the first via in parallel
Pipe and the second road water pipe, first via upper hose install first group of control valve group, and first group of control valve group includes the first of parallel connection
Road two-step evolution valve and the second road two-step evolution valve, first via two-step evolution valve include the 8th control valve (12) and third control valve
(7), the second road two-step evolution valve includes the 9th control valve (13) and the 4th control valve (8);Second road water pipe installs second group
Control valve group, second group of control valve group include first via two-step evolution valve and the second road two-step evolution valve in parallel, the first via two
Grade control valve includes the tenth control valve (14) and the 5th control valve (9), and the second road two-step evolution valve includes the 11st control valve
(15) and the 6th control valve (10);The heat pump includes the first heat pump (23), the second heat pump (24) and third heat pump (25).
Float glass waste-heat recovery device further includes prepared water tank (2), and the outlet pipe of the prepared water tank (2) is passed through cold
Pond (21), second water outlet of float glass workshop (1) are connected to the second water pipe, the water outlet of the second outlet pipe and preparation water tank (2)
The first control valve (3) are installed in pipe connection, the outlet pipe of the second water pipe two sides, side, and the second control valve is installed in the other side
(4), first circulation pump (5) is installed on the outlet pipe in the second control valve (4) downstream.Between the hot pond (22) and cold drop (21) by
Thermal insulation layer (20) separates, and setting is connected to the gap (19) in two ponds on thermal insulation layer (20).
The execution method of above-mentioned apparatus is as follows: a kind of float glass exhaust heat recovering method, and float glass workshop (1) generates
37~39 DEG C of recirculated water is passed through hot pond (22) by the first water pipe, pressurizes, adds to second circulation pump (17), third circulating pump (18)
Pressure finishes, and opens the 8th control valve (12), the 9th control valve (13), the tenth control valve (14), the 11st control valve (15), closes
Third control valve (7), the 4th control valve (8), the 5th control valve (9), the 6th control valve (10), and open the 7th control valve
(11), 37~39 DEG C of recirculated water in hot pond (22) by upper hose circulating pump extract, and be drawn into the first heat pump (23),
Evaporator in second heat pump (24), third heat pump (25), as evaporator hot end input, 37~39 DEG C of the recirculated water with
24~26 DEG C of intermediary's water of the cold end of condenser exchanges heat, and after heat exchange, the hot end of condenser exports 33~35 DEG C of intermediary's water, steams
The cold end of hair device exports 31~33 DEG C of recirculated water and is supplied to cooling tower (6), and by being discharged into cold drop after cooling tower (6) cooling
(21), the recirculated water of cold drop (21) is opened the second control valve (4), the recirculated water quilt of cold drop (21) by first circulation pump (5) pressurization
Float glass workshop (1) is delivered to as float glass cooling water, when not needing heat exchange, opens the 8th control valve
(12), the 9th control valve (13), the tenth control valve (14), the 11st control valve (15), third control valve (7), the 4th control valve
(8), the 5th control valve (9), the 6th control valve (10), and the 7th control valve (11) is closed, 37~39 DEG C in hot pond (22)
Recirculated water is extracted by the circulating pump of upper hose, and it is cooling to be directly extracted cooling tower (6).The cold end output about 31 of evaporator~
33 DEG C of recirculated water is simultaneously supplied to cooling tower (6), and cooling water temperature requires to be 20~30 DEG C, i.e. cold drop in process flow production
(21) water temperature in should be maintained at 20~30 DEG C of metastable temperature environments, if evaporator cold end output circulating water temperature is higher than
At 30 DEG C, then by being discharged into cold drop (21) after cooling tower (6) cooling, if evaporator cold end output circulating water temperature is lower than 30 DEG C,
Then cold drop (21) directly are discharged into via cooling tower (6).
First heat pump (23), the second heat pump (24), third heat pump (25) condenser hot end export 33~35 DEG C in
Jie's water is collected by water collector (26).The pipeline of the front end of the water collector is installed for extracting intermediary's water in water collector (26)
4th circulating pump (27), the 4th circulating pump front end connect the water tank (37) of solar energy waste-heat recovery device.First heat pump (23),
Second heat pump (24), third heat pump (25) condenser cold end input 24~26 DEG C of intermediary's water by the first water segregator (28)
Supply, which connects the outlet of the low-temperature heat exchange section of lithium bromide heat pump heating device, low by lithium bromide heat pump
Return water after warm heat exchanging segment heat exchange is as 24~26 DEG C of intermediary's water, to form intermediary's water of float glass waste heat recycling by too
It is positive can waste-heat recovery device reheat, and lithium bromide heat pump heating device by the partial heat and the high-temperature-hot-water of power plant together
It exchanges heat and gives user's pipeline, using float glass waste heat and solar energy waste heat as heating source, and having after heat exchange is relatively steady
Determine cold end of the intermediary's water of low temperature for the condenser end of heat pump unit to export, circulation participates in heat exchange, plays water and heat
To the effect of saving.
In the state of power-off, the second control valve (4) is closed, and the first control valve (3) is opened, the water in preparation water tank (2)
It can be the cooling water that float glass workshop (1) provides 15 minutes.By thermal insulation layer (20) between the hot pond (22) and cold drop (21)
Separate, and setting is connected to the gap (19) in two ponds, the dilutional hyponatremia in Re Chi (22) or cold drop (21) on thermal insulation layer (20)
And be more than gap (19) and enter corresponding pond in so that not because in independent pond because water excessively cause water by pond directly overflow
Out.
The solar energy waste-heat recovery device, including solar water heater (34), phase transition heat accumulation unit (31), water tank
(37), temperature sensor (29), the 5th circulating pump (30), the 13rd control valve (32), the 14th control valve (33), the 15th control
Valve (35) processed by piping connection between the loop exit and solar water heater (34) of water tank (37), and is arranged in the line segments
15th control valve (35), the outlet pipe branch two-way parallel connection water pipe of solar water heater (34) are arranged the tenth all the way on water pipe
Three control valves (32), and connect with the 5th circulating pump (30), the 14th control valve (33) of setting on another way water pipe, and with
Phase transition heat accumulation unit (31) connection connects the 5th circulating pump (30), the 5th circulating pump (30) by phase transition heat accumulation unit (31)
Outlet connection water tank (37) loop head.The entrance of water tank (37) is connect with water collector (26), the water collector (26)
The as water collector (26) of float glass waste-heat recovery device, the water segregator (28) and float glass waste-heat recovery device
The high temperature input terminal of the condenser of three groups of heat pumps connects.
The low-temperature heat exchange section entrance of water tank (37) the outlet lithium bromide heat pump (38).The water tank (37) with
The connecting pipeline of low-temperature heat exchange section is provided with the 16th control valve (36), the i.e. pipe with the water supply of the outlet connection of water tank (37)
Road is provided with the 16th control valve (36) and supplies for controlling solar energy waste-heat recovery device to lithium bromide heat pump heating device
To the water and speed of water storage.Power plant's condensing gas introduces pipe (43), and it is connected to power plant, and vapor (steam) temperature therein is about 100
DEG C, the temperature of the water exported in the water tank (37) is about 45 DEG C.Temperature sensor (29) be mounted in water tank (37) with
Water storage temperature is measured.
The execution method of above-mentioned apparatus is as follows: solar energy exhaust heat recovering method:
Normal mode: when solar radiation intensity rather moderate, i.e. same day 7:00 to same day 11:00 and same day 15:00
When to same day 19:00, the 15th control valve (35) is opened, closes the 14th control valve (33), opens the 13rd control valve (32),
Extract the water in water tank (37) by the 5th circulating pump (30) by the loop exit of water tank (37), and by solar water
Device (34) heats the water in water tank (37), and via the pipeline for being equipped with the 13rd control valve (32), by the water after heating
Water tank (37) directly are extracted to, by the recirculated water inlet return of water tank (37) to water tank (37);Recycle above-mentioned water storage
Heat cycles, until mode changes or the measured value of the temperature sensor (29) in water tank (37) reaches given threshold;
Energy accumulation mode: when solar radiation intensity is relatively excessive, i.e. when same day 11:00 to 15:00, the 15th control is opened
Valve (35) processed closes the 13rd control valve (32), opens the 14th control valve (33), starts phase transition heat accumulation unit (31), makes to store up
Water in water pot (37) is extracted by the loop exit of water tank (37) by the 5th circulating pump (30), and by solar water heater
(34) water in water tank (37) is heated, and via the pipeline for being equipped with phase transition heat accumulation unit (31), by phase transition heat accumulation unit
(31) excessive thermal energy is stored, leaving water temperature is made to be maintained at set temperature;Above-mentioned water storage heat cycles are recycled, until mode changes
Become;
Glow mode: when solar radiation intensity relative deficiency, i.e. when same day 19:00 to next day 7:00 or temperature sensing
When device (29) measures water temperature in half an hour and is consistently less than 40 DEG C;The 13rd control valve (32) is closed, the 14th control valve is opened
(33), start phase transition heat accumulation unit (31), make the water in water tank (37) by the loop exit of water tank (37) by the 5th circulation
Pump (30) extracts, and is heated by solar water heater (34) to the water in water tank (37), and via being equipped with phase-transition heat-storage
The pipeline of device (31) releases its thermal energy stored in accumulation of heat mode by phase transition heat accumulation unit (31), improves leaving water temperature,
Leaving water temperature is set to be maintained at set temperature;Above-mentioned water storage heat cycles are recycled, until mode changes.
Under the Three models, entrance connection water collector (26) of the water tank (37) is to supply water tank (37)
Water.The low-temperature heat exchange section entrance of the outlet lithium bromide heat pump (38) of the water tank (37), and from water collector 26 to water storage
The conveying storage water of tank 37, storage water is 45 DEG C.
The lithium bromide heat pump heating device, including lithium bromide heat pump (38), the 4th heat pump (39), the 5th heat pump
(40);The lithium bromide heat pump (38) includes high-temperature heat transfer section, low-temperature heat exchange section, medium temperature heat exchanging segment, the connection of medium temperature heat exchanging segment
First output pipe, the 4th heat pump (39) include evaporator and condenser, and condenser connects the second output pipe, the 5th heat pump
It (40) include evaporator and condenser, condenser connects third output pipe;The entrance of the high-temperature heat transfer section connects power plant
The water outlet of the steam water heat exchanger (43) of cogeneration system, the outlet of high-temperature heat transfer section connect the evaporation of the 5th heat pump (40)
Device high temperature water inlet, the evaporator low temperature water outlet of the 5th heat pump (40) are divided into two branches, and first branch connection first exports, the
Two branches connect the high temperature water inlet of the evaporator of the 4th heat pump (39), and the second output of low temperature water outlet connection of evaporator supplies
Water pipe connects the entrance of low-temperature heat exchange section, and the outlet of low-temperature heat exchange section connects the first water segregator (28).
First output is the middle temperature-heat-source of the third lithium bromide heat pump unit (47) of power plant's cogeneration system, institute
The second output stated is the low-temperature inlet of the condenser of steam heat pump unit (48).Water supplying pipe connection water tank (37)
Outlet connection.The water supplying pipe installs the 16th control valve (36).The outlet of the low-temperature heat exchange section and the first water segregator
(28) the 6th circulating pump (42) of Pipe installing connected.First output pipe, the second output pipe, third output pipe are user
Output pipe is heating pipeline.
By above-mentioned, lithium bromide heat pump heating device is exchanged heat between storage water, user terminal and power plant water, by high temperature
The heat of power plant water and storage water supplies user terminal, i.e., completes heat exchange by lithium bromide heat pump, heat pump, and by the low temperature after heat exchange
Water returns to power plant and the first water segregator respectively, so that the water at low temperature after heat exchange continues to participate in circulation, not only completes high temperature heat
With the output together of low-temperature heat quantity, also water is recycled, realize the saving at water source and heat and is sufficiently used.And in order to
Water at low temperature can be directly applied for the use of lithium bromide heat pump, filled in float glass waste-heat recovery device and lithium bromide heat pump heating
Increase solar energy waste-heat recovery device between setting, partial heat is supplemented with clean energy resource.
The execution method of above-mentioned apparatus is as follows: a kind of lithium bromide heat pump heating method of, and steam water heat exchanger (43) is connected to bromine
Change the high-temperature heat transfer section of lithium heat pump (38), and conveys high temperature heat-exchanging water (100 DEG C) to it, the outlet connection the 5th of high-temperature heat transfer section
The high temperature water inlet of the evaporator of heat pump (40), and high temperature heat-exchanging water (60 DEG C), the evaporator of the 5th heat pump (40) are exported to it
Low temperature water outlet is divided into two branches, the first output of first branch connection, and heat-exchanging water (25 DEG C) are exported to it, second branch connection
The high temperature water inlet of the evaporator of 4th heat pump (39), and heat-exchanging water (25 DEG C) are exported to it, the low temperature water outlet of evaporator connects
The second output is connect, and exports low-temperature heat exchange water (5 DEG C) to it, the second output of low temperature water outlet connection of evaporator, and it is defeated to its
Water (45 DEG C) are stored out, the outlet of low-temperature heat exchange section connects the first water segregator (28), and heat exchange intermediary's water (25 DEG C) is exported to it,
Medium temperature heat exchanging segment and high-temperature heat transfer section and low-temperature heat exchange section exchange heat, and connect the first output pipe to supply the first output water (60
DEG C), the evaporator of the 5th heat pump (40) and condenser exchange heat, and connect the second output pipe with supply the second output water (60 DEG C,
Second 45 DEG C of output pipe supply water temperature), the evaporator and condenser of the 4th heat pump (39) exchange heat, and connect third output pipe
To supply third output water (45 DEG C, 36 DEG C of third output pipe supply water temperature).
First output is the low-temperature heat source of the third lithium bromide heat pump unit (47) of power plant's cogeneration system, by
The first branch exports it heat-exchanging water (25 DEG C), and second output is that the low temperature of the condenser of steam heat pump unit (48) enters
Mouthful, low-temperature heat exchange water (5 DEG C) are exported to it by the low temperature water outlet of the evaporator of the 4th heat pump (39).First water segregator
(28) three tunnels output is connected to the cold end of the condenser of heat pump (23,24,25), supplies it low-temperature heat exchange water (25 DEG C).
Above-mentioned lithium bromide heat pump heating device and method, realizes ladder energy utilization, such as the first output pipe, second defeated
Pipeline, third output pipe are user's output pipe out, are heating pipelines, i.e. the coolant-temperature gage that enters of the first and third output pipe is 45
DEG C, it is 60 DEG C that leaving water temperature, which is exchanged heat, and 36 DEG C of water inlets heat exchange of the second output pipe is 45 degree of water outlets, i.e. output ladder energy
Amount, does not cause energy loss, on the other hand, by float glass, the low-quality heat of solar energy and power plant steam high-quality heat
As heat source, heat exchange means make low-quality heat lack scope for their abilities, and energy is by more ultimate attainment use and rank
Terraced energy utilization.In this process, for the heat of cogeneration system, float glass, the circulation of the water at low temperature after heat exchange
In use, first having used cooling capacity, reuse also is realized simultaneously for recirculated water, water resource is more saved.Power plant
High-temperature steam is in use, cogeneration system promotes heat quality step by step, to be formed in the high-temperature water for being suitable for heat exchange, temperature
Up to or close to 100 DEG C.
Power plant's cogeneration system that the above-mentioned apparatus is related to, including steam exhaust device (50), steam turbine (49), steaming
Vapour heat pump unit (48), third lithium bromide heat pump unit (47), the second lithium bromide heat pump unit (46), the first lithium bromide heat pump machine
Group (45), each lithium bromide heat pump (38) unit include high temperature heat source, low-temperature heat source and middle temperature-heat-source, the steam exhaust device (50)
Heat exchanging pipe be connected to the evaporator of steam heat pump unit (48) and the low-temperature heat source of each lithium bromide heat pump (38) unit, institute parallel
The heat exchanging pipe for stating steam turbine (49) is connected to the high temperature heat source of each lithium bromide heat pump (38) unit parallel, and the high temperature of condenser goes out
The mouth of a river connect third lithium bromide heat pump unit (47) middle temperature-heat-source entrance, the outlet of third lithium bromide heat pump unit (47) with
The entrance of the middle temperature-heat-source of second lithium bromide heat pump unit (46) is connected to, the middle temperature-heat-source of the second lithium bromide heat pump unit (46)
Outlet is connected to the entrance of the middle temperature-heat-source of the first lithium bromide heat pump unit (45).
The entrance connection inlet tube of steam exhaust device (50), outlet connection outlet pipe, inlet tube, outlet parallel arranged,
Inlet tube is connected to the outlet of the low-temperature heat source of the first lithium bromide heat pump unit (45), and outlet is connected to the first lithium bromide heat pump unit
(45) the entrance parallel connection of the entrance of low-temperature heat source, the low-temperature heat source of the second lithium bromide heat pump unit (46) accesses the outlet
Pipe, exports the access inlet tube in parallel, and the entrance parallel connection of the low-temperature heat source of third lithium bromide heat pump unit (47) accesses institute
Outlet is stated, the access inlet tube in parallel is exported, the entrance connection outlet pipe of the evaporator of steam heat pump unit (48) steams
The outlet of the evaporator of vapour heat pump unit (48) connects inlet tube;The entrance of steam turbine (49) connects inlet tube, and outlet connects
Exit pipe, inlet tube, outlet parallel arranged, inlet tube are connected to the vapor outlet of steam water heat exchanger (43), outlet connection
The entrance parallel connection access of the vapour entrance of steam water heat exchanger (43), the high temperature heat source of the first lithium bromide heat pump unit (45) is described out
Mouth pipe, exports the access inlet tube in parallel, and the entrance parallel connection of the high temperature heat source of the second lithium bromide heat pump unit (46) accesses
The outlet exports the access inlet tube in parallel, and the entrance of the high temperature heat source of third lithium bromide heat pump unit (47) is simultaneously
Couple into the outlet, exports the access inlet tube in parallel, the entrance connection of the evaporator of steam heat pump unit (48)
The outlet of outlet, the evaporator of steam heat pump unit (48) connects inlet tube.The middle temperature-heat-source of lithium bromide heat pump unit (45)
Outlet steam water heat exchanger (43) water inlet.The low temperature water inlet of the condenser of the steam heat pump unit (48)
Connect the low temperature water outlet of the evaporator of the 4th heat pump (39) of lithium bromide heat pump heating device.The third lithium bromide heat pump
The low-temperature heat source of unit (47) is also connected with the second branch of lithium bromide heat pump heating device.The first branch installation the 17th
Control valve (44).
The execution method of above-mentioned apparatus is as follows: a kind of power plant's cogeneration method, 5 DEG C or so of power plant water enter steam heat
The cold water inlet of the condenser of pump assembly (48), by steam exhaust device (50) generate steam exhaust water steam heat pump unit (48) steaming
5 DEG C or so of power plant water for sending out the condenser end of device end and steam heat pump unit (48) exchanges heat, by steam heat pump unit (48)
Condenser end exports 30 DEG C or so of level-one heat-exchanging water, and level-one heat-exchanging water enters the middle warm of third lithium bromide heat pump unit (47)
Source simultaneously intakes as it;The steam exhaust water that steam exhaust device (50) generates enters third lithium bromide heat pump unit (47) as Low Temperature Thermal
Source, 100 DEG C of the high-temperature steam that steam turbine (49) generates enter third lithium bromide heat pump unit (47) and are used as high temperature heat source, the
50 DEG C of water outlet or so of secondary heat exchange water of the middle temperature-heat-source of tribromide lithium heat pump unit (47);Steam exhaust device (50) generates weary
Carbonated drink enters the second lithium bromide heat pump unit (46) and is used as low-temperature heat source, and the high-temperature steam that steam turbine (49) generates enters second
Lithium bromide heat pump unit (46) be used as high temperature heat source, 70 DEG C of water outlet or so of the middle temperature-heat-source of the second lithium bromide heat pump unit (46)
Three-level heat-exchanging water;The steam exhaust water that steam exhaust device (50) generates enters the first lithium bromide heat pump unit (45) and is used as low-temperature heat source,
The high-temperature steam that steam turbine (49) generates enters the first lithium bromide heat pump unit (45) and is used as high temperature heat source, the first lithium bromide heat
90 DEG C of water outlet or so of level Four heat-exchanging water of the middle temperature-heat-source of pump assembly (45), level Four heat-exchanging water enter steam water heat exchanger (43)
And the high-temperature steam generated with steam turbine (49) exchanges heat, and 100 DEG C of hot water is exported by steam water heat exchanger (43).
Evaporator of 5 DEG C or so of the power plant water from the 4th heat pump (39) of lithium bromide heat pump heating device.
The water inlet of the low-temperature heat source of third lithium bromide heat pump unit (47) further includes from lithium bromide heat pump heating device second branch
25 DEG C of water inlet.
Above-mentioned lithium bromide heat pump heating device and method, realizes ladder energy utilization, such as the first output pipe, second defeated
Pipeline, third output pipe are user's output pipe out, are heating pipelines, i.e. the coolant-temperature gage that enters of the first and third output pipe is 45
DEG C, it is 60 DEG C that leaving water temperature, which is exchanged heat, and the 4th heat pump 39 can be used, by its being associated with the 5th heat pump 40, with
35 DEG C of water inlets heat exchange of two output pipes is 45 degree of water outlets, i.e. output ladder energy, does not cause energy loss, on the other hand, will
As heat source, heat exchange means make low-quality for float glass, the low-quality heat of solar energy and power plant steam high-quality heat
Heat will not be lack scope for their abilities, and energy is by more ultimate attainment use and ladder energy utilization.In this process, for heat
The heat of thermoelectric coproduction device, float glass in the recycling of the water at low temperature after heat exchange, has first used cooling capacity, also simultaneously
Reuse is realized for recirculated water, water resource is more saved.Power plant's high-temperature steam in use, cogeneration system by
Grade promotes heat quality, and to be formed in the high-temperature water for being suitable for heat exchange, temperature is reachable or close to 100 DEG C.
Provided in this embodiment is that a kind of power plant's high-temperature steam with the low temperature exhaust heat coupling that float glass factory generates combines confession
Hot systems not only can satisfy heat demand but also reduce the use of power plant's high-temperature steam, heating cost is greatly reduced.
Float glass on-site builds heat exchange computer room, in winter by the industry in float glass plant area cooling-tower circulating water
Waste heat (38 DEG C) is cooled to 32 DEG C by heat exchanger, and the temperature of intermediary's water is promoted to 35 DEG C by 25 DEG C, drops temperature after heat exchange
As low as 25 DEG C, it is transmitted back to float glass heat exchange computer room, has thus obtained a large amount of low-temperature heat source.And float glass is utilized to generate
Low temperature exhaust heat have following advantage:
Do not change HVAC system: being only transformed in cooling tower line segments, do not influence other systems.
Do not increase operation power expense: increasing heat exchanger computer room in on-site, heating season cooling tower is not run, and saves electricity
Take.
Do not increase and decrease counterpart device: not cancelling cooling tower, non-heating season can also continue to using not influencing other equipment.
Do not change operating temperature: temperature remains at 32 DEG C after heat exchanger heat exchange, does not influence requirement, does not increase energy
Consumption.
Using the above scheme, do not change the original service condition of factory, do not increase electric power consumption, do not influence product yield
In the case of, a large amount of waste heats can be recycled.The height that the technical solution of the present embodiment can provide a large amount of low-temperature heat source and power plant provides
Warm steam couples heat supply, under conditions of not influencing heating effect, greatly reduces the dosage of power plant's high-temperature steam, and sufficiently benefit
The low-temperature heat source generated with float glass factory, reduces heat cost, improves economic benefit.Therefore, the present invention is to realization
Target for energy-saving and emission-reduction has immeasurable effect.
Embodiment 2:
A kind of residual heat of electric power plant, solar energy, float glass waste heat couple heating system, and whole system is returned by float glass waste heat
Receiving apparatus, solar energy waste-heat recovery device, lithium bromide heat pump heating device three parts are constituted.
Float glass waste-heat recovery device main operational principle is: when winter condition carries out waste heat recycling, by float glass
37~39 DEG C of the recirculated water containing a large amount of low-temperature waste heats that workshop 1 generates is discharged into hot pond 22, is followed by third circulating pump 18, second
17 pressurization of ring pump, opens the 8th control valve 12, the 9th control valve 13, the tenth control valve 14, the 11st control valve 15 at this time, closes
Third control valve 7, the 4th control valve 8, the 5th control valve 9, the 6th control valve 10;These recirculated waters are introduced into the first heat pump
23, the second heat pump 24, in third heat pump 25, the return water that intermediary's water heat exchange with 24~26 DEG C is 31~33 DEG C or so, by control
Valve 16 processed is passed through cooling tower 6, is then discharged into cold drop 21.The water of cold drop 21 is pressurizeed by circulating pump 5 by the second control opened
Valve 4 is sent into float glass workshop 1 and is used as float glass cooling water.In the state of power-off, the second control valve 4 is closed, the
One control valve 3 is opened, and the water in preparation water tank 2 can provide 15 minutes cooling waters for workshop 1.
Solar energy waste-heat recovery device main operational principle are as follows: the first heat pump 23, the second heat pump 24, third heat pump 25 will be by
24-25 DEG C of the cooling water that first water segregator 28 is drawn is sent into water collector 26 after being heated to 34-36 DEG C, then by the 4th circulation
Water tank 37 is sent into 27 pressurization of pump;Water in water tank 37 is heated to 45 DEG C by solar energy equipment, opens the 16th control valve
36, water is sent to water-water jet 42 and carries out mixed water.
Solar energy waste-heat recovery device has following 3 kinds of operating modes:
1. normal mode
When solar radiation intensity is suitble to, control valve 33 is closed, and control valve 32 is opened, and device does not need to open phase transformation storage
Thermal 31 directly heats the water in water pot 37.
2. energy accumulation mode
When solar radiation intensity is excessive, control valve 32 is closed, and control valve 33 is opened, and system opens phase transition heat accumulation unit
31, excessive thermal energy is stored, evaporating temperature is made to be maintained at the operation effect for promoting solar energy waste-heat recovery device in certain temperature
Rate.
3. glow mode
When solar radiation intensity is insufficient or temperature sensor 29 measures that water temperature is too low in a period of time, the 13rd control
Valve 32 processed is closed, and the 14th control valve 33 is opened.System opens phase transition heat accumulation unit 31 and releases it and stores in accumulation of heat mode
Thermal energy, improve evaporating temperature, so that evaporating temperature is maintained at the operation for promoting solar energy waste-heat recovery device in certain temperature
Efficiency.
Lithium bromide heat pump heating device main operational principle are as follows: lithium bromide heat pump heating device include steam water heat exchanger 43,
Lithium bromide heat pump 38, the 4th heat pump 39, the 5th heat pump 40, user terminal pipeline 41, the 6th circulating pump 42, the 17th control valve 44.
Its main operational principle are as follows: 100 DEG C or so of high-temperature steam introduces power plant as lithium bromide heat pump 38 from steam water heat exchanger 43
High temperature heat source;Lithium bromide heat pump high temperature heat source water outlet is discharged (60 DEG C or so), exchanges heat into heat pump 40 and user terminal pipeline 41
For users to use for 60 DEG C or so of hot water, leaving water temperature is at 25 DEG C or so.In 44~45 DEG C for obtaining float glass waste heat
Jie's water by the 16th control valve 36 enter lithium bromide heat pump 38 Low Temperature Thermal source, leaving water temperature at 24~26 DEG C or so, in
Jie's water is sent to water segregator 28 by the pressurization of the 6th circulating pump 42 and completes intermediary's water circulation.When 4th heat pump 39 works, the 4th heat pump
41 return water temperature of user terminal pipeline at 39 ends is at 45 DEG C or so, and output water temperature is at 36 DEG C or so.The user at 38 end of lithium bromide heat pump
41 return water water temperature of end pipe road is at 60 DEG C or so, and output water temperature is at 45 DEG C or so.
Switching control: since power plant water is expensive, some is valuated by water, and some is valuated by consumption of calorie;In power plant
When by water valuation and 41 demand load of user terminal pipeline is larger or 41 demand load of user terminal pipeline is excessive, the 17th is opened
Control valve 44 and the 4th heat pump 39 make 25 DEG C or so of water enter the 4th heat pump 39, and leaving water temperature is at 5 DEG C or so, then will be discharged
Send power plant back to;It can negotiate with power plant, economically optimize the system operation, so that a part of water is entered the 4th heat pump 39 and wire back again
Factory, a part of water are directly wired back factory.
Power plant's cogeneration of heat and power partial devices include steam heat pump unit 48, steam lithium bromide heat pump unit 47, steam bromination
Lithium heat pump unit 46, steam lithium bromide heat pump unit 45, steam-turbine plant 49, steam electric power generator 50.Its main operational principle
Are as follows: enter 48,5 DEG C of steam heat pump unit of water in steam heat with 5 DEG C or so of the power plant water that water end (W.E.) is collected by each section
The steam exhaust heat exchange generated in pump assembly 48 with steam electric power generator 50 makes water temperature be increased to 30 DEG C or so, and 30 DEG C or so of water enters
47 medium temperature heat source side of next stage steam lithium bromide heat pump unit.Steam lithium bromide heat pump unit 47 is obtained by higher level's steam heat pump machine
30 DEG C or so of the water and the temperature-heat-source from 25 DEG C or so of the power plant water conduct being collected into everywhere that group 48 provides, steam-turbine plant
49 high-temperature steams generated have obtained 50 DEG C or so of water and have entered next stage steam lithium bromide heat pump unit 46 as high temperature heat source
As middle temperature-heat-source.Steam lithium bromide heat pump unit 46 obtains 50 DEG C or so provided by higher level's steam lithium bromide heat pump unit 47
Water as heat source medium temperature, high-temperature steam that steam-turbine plant 49 generates as high temperature heat source, obtained 70 DEG C or so of water into
Enter temperature-heat-source in the conduct of next stage steam lithium bromide heat pump unit 45.Steam lithium bromide heat pump unit 45 is obtained by higher level's steam bromine
Change temperature-heat-source in 70 DEG C or so of the water conduct that lithium heat pump unit 46 provides, the high-temperature steam that steam-turbine plant 49 generates is as high
Temperature-heat-source, has obtained 90 DEG C or so of high-temperature steam, and 90 DEG C or so of high-temperature steam is sent to steam water heat exchanger 43.Steam-electric power
90 DEG C or so of power plant water is heated to 100 DEG C for each water end (W.E.) at steam water heat exchanger 43 by the high-temperature steam that device 52 generates
It uses.
It is expensive in condensed water in power plant in price, and float glass water only uses power plant water work using cheap
Intermediary's water for the high temperature heat source of lithium bromide heat pump, float glass waste heat provides a large amount of low-temperature heat source.Drastically reduce electricity
The usage amount of factory's water, improves economic benefit.Power plant water and the intermediary's water recycled from float glass waste heat are unmixed, power plant
Water cleaning, intermediary's water may contain impurity because pipeline is too long, may pollute power plant water, and the circuit design mode of not mixed water is protected
The reliability of system is hindered.System integrally uses three sets of heating plants, and the reliability of heat supply greatly improved, and has ensured that heating is steady
This fixed important livelihood issues.Heat pump is utilized and widens the temperature difference, saves space, small room is suitble to use.Can either solve because
For caused heat supply and demand mismatch problem when severe cold weather or the maintenance water shortage underrun of float glass factory, also can
Meet user's end load it is normal when use heat demand, realize energy ladder utilize, meet the basic theory of energy-saving and emission-reduction, save
About economic cost is increased economic efficiency.
In one embodiment, the arbitrary temperature in the application uses the left and right or about or equivalent non-essence of the temperature
It really indicates to the limit temperature, such as 45 DEG C or so or about 45 DEG C, then it represents that ± 1 degree of section of the temperature indicates exemplary
44~46 DEG C, actual temp numerical value then directly indicates its numerical value temperature, however in a kind of embodiment advanced optimized, for
The direct numerical value of temperature involved in the application indicates, is not understood as ± 1 degree of section of its temperature, such as exchanges heat as 45 degree out
Water, indicate it is exemplary 44~46 DEG C, in addition to have must be indicated by the numerical value except, for example, 100 DEG C of hot water.
The preferable specific embodiment of the above, only the invention, but the protection scope of the invention is not
It is confined to this, anyone skilled in the art is in the technical scope that the invention discloses, according to the present invention
The technical solution of creation and its inventive concept are subject to equivalent substitution or change, should all cover the invention protection scope it
It is interior.
Claims (1)
1. a kind of float glass waste-heat recovery device of lithium bromide heat pump heating, which is characterized in that including lithium bromide heat pump heating
Device and float glass waste-heat recovery device;
The lithium bromide heat pump heating device includes lithium bromide heat pump (38), the 4th heat pump (39), the 5th heat pump (40);Described
Lithium bromide heat pump (38) includes high-temperature heat transfer section, low-temperature heat exchange section, medium temperature heat exchanging segment, and medium temperature heat exchanging segment connects the first efferent duct
Road, the 4th heat pump (39) include evaporator and condenser, and condenser connects the second output pipe, and the 5th heat pump (40) includes evaporation
Device and condenser, condenser connect third output pipe;The entrance of the high-temperature heat transfer section connects power plant's cogeneration system
Steam water heat exchanger (43) water outlet, the outlet of high-temperature heat transfer section connects the evaporator high temperature water inlet of the 5th heat pump (40),
The evaporator low temperature water outlet of 5th heat pump (40) is divided into two branches, the first output of first branch connection, second branch connection the
The high temperature water inlet of the evaporator of four heat pumps (39), the second output of low temperature water outlet connection of evaporator, water supplying pipe connect low temperature
The outlet of the entrance of heat exchanging segment, low-temperature heat exchange section connects the first water segregator (28);
The float glass waste-heat recovery device, including float glass workshop (1), hot pond (22), cold drop (21), second circulation pump
(17), two-step evolution valve, cooling tower (6), heat pump, first water outlet of float glass workshop (1) are passed through hot pond by the first water pipe
(22), the entrance of cooling tower (6) is connected to upper hose, and the export pipeline of cooling tower (6) is passed through cold drop (21), and upper hose installs two-stage
Control valve and circulating pump, upper hose are passed through hot pond (22), circulating pump be arranged in upper hose in Re Chi (22) and two-step evolution valve
Between position at, be connected between the valve of two-step evolution valve by the upper hose, and be located at the part upper hose connected component water
Pipe, the branch water pipe is by piping connection heat pump, and the pipeline for being located at the part is equipped with the 7th control valve (11), heat pump it is cold
The cold end input of condenser is the first water segregator (28), and the first water segregator (28) connects the low-temperature heat exchange of lithium bromide heat pump heating device
The outlet of section.
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CN115200249A (en) * | 2022-06-17 | 2022-10-18 | 中国五冶集团有限公司 | Lithium bromide system utilizing industrial waste heat and control method |
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李岩: "基于吸收式换热的热电联产集中供热系统配置与运行研究", 《中国博士学位论文全文数据库.工程科技Ⅱ辑》 * |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN115200249A (en) * | 2022-06-17 | 2022-10-18 | 中国五冶集团有限公司 | Lithium bromide system utilizing industrial waste heat and control method |
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