CN208416630U - A kind of Direct Air-cooled Unit residual heat integrative utilization drop back pressure system - Google Patents
A kind of Direct Air-cooled Unit residual heat integrative utilization drop back pressure system Download PDFInfo
- Publication number
- CN208416630U CN208416630U CN201821041783.8U CN201821041783U CN208416630U CN 208416630 U CN208416630 U CN 208416630U CN 201821041783 U CN201821041783 U CN 201821041783U CN 208416630 U CN208416630 U CN 208416630U
- Authority
- CN
- China
- Prior art keywords
- steam
- heat
- back pressure
- heat pump
- air
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Engine Equipment That Uses Special Cycles (AREA)
Abstract
The utility model discloses a kind of Direct Air-cooled Unit residual heat integratives to utilize drop back pressure system, comprising: low pressure (LP) cylinder, steam exhaust device, the Air-Cooling Island of steam turbine；For two air intakes of steam exhaust device respectively with two steam exhaust outlets of the low pressure (LP) cylinder of steam turbine, steam exhaust device is equipped with the first steam drain and the second steam drain, and the first steam drain is connected to the air intake of Air-Cooling Island；Intermediate pressure cylinder, absorption heat pump, the steam trap of steam turbine；The driving heat source entrance of absorption heat pump and the intermediate pressure cylinder steam exhaust outlet of steam turbine, the waste heat thermal source inlet of absorption heat pump are connected to the second steam drain of steam exhaust device, and the outlet of absorption heat pump cold source is connected to steam trap water inlet；Spray equipment is equipped in gland steam exhauster, steam trap water outlet is connected to spray equipment water inlet.The utility model realizes the utilization to steam turbine exhaust heat, while reducing the operation back pressure and heat consumption rate of unit, effectively solves the problems, such as that unit in summer high back pressure, limited load, energy consumption are high.
Description
Technical field
The utility model belongs to thermal power plant's technical field of waste heat utilization more particularly to a kind of Direct Air-cooled Unit residual heat integrative
Utilize drop back pressure system.
Background technique
In Direct Air-cooled Unit operational process, turbine low pressure cylinder final stage is constantly to condenser steam discharge.Currently, mainly
The steam discharge of Direct Air-cooled Unit is condensed by Air-Cooling Island surface-type heat exchanger.Arrive when summer, when atmospheric temperature is higher,
In order to make up the deficiency of existing heat exchanger exchange capability of heat, often installs desalination water spray system additional inside steam exhaust device, make demineralized water
With high temperature unit steam discharge, realize that mixed heat transfer makes desalination under original air-cooled heat dissipation area and environment temperature in condenser throat
Water evaporation absorbs heat to improve the vacuum degree of unit.It does so needs and in addition introduces desalination water supply system, cause cooling water waste
It is excessive, and cooling effect is unobvious.
Direct Air-cooled Unit is under the environment of summer sweltering heat, and since back pressure increases, vacuum is reduced, and generating set is caused to do work
Ability sharp fall is not able to satisfy the demand of network load.Meanwhile the existing mode that cools, cooling water waste is excessive, and
Effect is unobvious.In addition, a large amount of waste heat is directly discharged in atmosphere after Air-Cooling Island heat dissipation, fails to obtain in unit steam discharge
Effective use, causes the serious waste of the energy.
Utility model content
In order to solve the above problem, the utility model provides a kind of Direct Air-cooled Unit residual heat integrative utilization drop back pressure system,
The utilization to Direct Air-cooled Unit exhausted spare heat is realized, while reducing the displacement into Air-Cooling Island, reduces unit back
Pressure, substantially increases unit energy utilization rate.
In order to achieve the above object, the utility model is resolved using following technical scheme.
A kind of Direct Air-cooled Unit residual heat integrative utilizes drop back pressure system, comprising: the low pressure (LP) cylinder of steam turbine, steam exhaust device,
Air-Cooling Island；Two air intakes of the steam exhaust device are connected to two exhaust vents of the low pressure (LP) cylinder of the steam turbine respectively, institute
It states steam exhaust device and is provided with the first steam drain and the second steam drain, first steam drain passes through gland steam exhauster and the Air-Cooling Island
Air intake connection；Intermediate pressure cylinder, absorption heat pump, the steam trap of steam turbine；The driving heat source entrance of the absorption heat pump
It is connected to the exhaust vent of the intermediate pressure cylinder of the steam turbine, the waste heat thermal source inlet and the steam exhaust device of the absorption heat pump
The second steam drain connection, the absorption heat pump cold source outlet is connected to the water inlet of the steam trap；The row
Spray equipment is also equipped in steam pipe, the water outlet of the steam trap passes through the water inlet of return pipe and the spray equipment
Connection.
Direct Air-cooled Unit residual heat integrative according to the present utility model is using drop back pressure system, and absorption heat pump is with steam turbine
Intermediate pressure cylinder steam extraction is as driving heat source, using the steam discharge that the first steam drain of steam exhaust device is discharged as waste heat heat source, by absorbing
After formula heat pump heat exchanging, steam discharge is condensed into condensed water, while waste heat is passed to recirculated water in absorption heat pump, and recirculated water is as warm
Source is used.High temperature steam discharge in steam exhaust device enters in gland steam exhauster through the second steam drain, and the condensed water of steam discharge condensation is made
Pass through steam trap for cold source, condensed water is introduced into the spray equipment in gland steam exhauster by return pipe, and be sprayed on gland steam exhauster
Interior high temperature steam discharge reduces the high temperature exhaust temperature entered in Air-Cooling Island, to reduce unit back pressuce.The utility model will
A large amount of waste heats of Direct Air-cooled Unit steam discharge are recycled, and not only realize the utilization to steam turbine exhaust heat, together
When reduce displacement into Air-Cooling Island, reduce the thermic load of Air-Cooling Island, to reduce the operation back pressure of unit, reduce
The heat consumption rate of unit, power savings advantages are huge；In addition, avoiding introducing demineralized water using condensed water in unit as spray water supply
Supply system saves water resource, while reducing high temperature exhaust temperature in gland steam exhauster, further reduced the back pressure of unit, effectively
Solve the problems, such as that unit in summer high back pressure, limited load and energy consumption are high.
Preferably, delivery pump is provided on the return pipe.
Direct Air-cooled Unit residual heat integrative according to the present utility model is provided with conveying on return pipe using back pressure system is dropped
Pump makes the pressure rise into the condensed water of gland steam exhauster, meets spray and requires.
Preferably, the venthole of the steam trap is connected to by return tube with the gland steam exhauster, the return tube and
First steam drain of the connectivity part of the gland steam exhauster close to the steam exhaust device.
Direct Air-cooled Unit residual heat integrative according to the present utility model utilizes drop back pressure system, the venthole of steam trap
It is connected to by return tube with gland steam exhauster, the high temperature steam discharge for importing non-condensing cooling vapour through return tube in gland steam exhauster makes high temperature
Exhaust temperature reduces；First steam drain of the connectivity part steam exhaust device of return tube and gland steam exhauster makes to flow out in absorption heat pump
After non-condensing cooling vapour enters gland steam exhauster from return tube, with the high temperature steam discharge that is discharged from first steam drain in steam discharge area in steam discharge
It is sufficiently mixed in pipe, and keeps non-condensing cooling vapour longer by the time of spraying cooling.
It preferably, further include heat exchanger, the thermal source inlet of the heat exchanger and the waste heat heat source of the absorption heat pump go out
The cold source outlet of mouth connection, the heat exchanger is connected to the cold source entrance of the absorption heat pump.
Preferably, the heat exchanger thermal source outlet displacement heat for heating or chemistry water raw water heating or
Condensed water moisturizing heating.
Direct Air-cooled Unit residual heat integrative according to the present utility model further includes heat exchanger using drop back pressure system, heat exchange
The thermal source inlet of device is connected to the waste heat thermal source outlet of absorption heat pump, the cold source of the cold source outlet and absorption heat pump of heat exchanger
Entrance connection, the heat of the thermal source outlet displacement of heat exchanger is for heating or the heating of chemistry water raw water or condensed water moisturizing
Heating.Absorption heat pump cycle water carries waste heat, supplies into heat exchanger, Heating Season, a thermal source outlet of heat exchanger and heating
Pipe inlet connection, heating return pipe cold source entrance connection corresponding with heat exchanger, makes the heat of aliquot replacement for heating；It changes
Another cold source entrance of hot device introduces chemistry water raw water, and it is former that displaced another part heat is used for heating chemical water
Water.Non-heating season introduces chemistry water raw water by a cold source entrance of heat exchanger, the heat of aliquot replacement is used to heat
Chemistry water raw water introduces condensed water moisturizing by another cold source entrance of heat exchanger, the heat of another part displacement is used
In heat-setting water moisturizing, the effective use of waste heat is realized, improve economy of power plant performance, while guaranteeing absorption heat pump 1 year four
Ji Junke comes into operation, and heat pump utilization rate is high, and reduces a large amount of expenses of heat pump maintenance downtime.
Preferably, the spray equipment is atomizer.
For Direct Air-cooled Unit residual heat integrative according to the present utility model using drop back pressure system, spray equipment is atomization spray
Head, atomizer can increase the contact area of condensed water Yu high temperature steam discharge, make the cooling of high temperature steam discharge faster.
Preferably, it is arranged between the waste heat vapor outlet of the steam exhaust device and the waste heat thermal source inlet of the absorption heat pump
There is the first valve, the second valve is provided on the return tube, third valve is provided on the return pipe.
Direct Air-cooled Unit residual heat integrative according to the present utility model is gone out using drop back pressure system, the waste heat vapour of steam exhaust device
It is provided with the first valve between mouth and the waste heat thermal source inlet of absorption heat pump, the second valve, return pipe are provided on return tube
On be provided with third valve, by adjusting the second valve and third valve, to be adjusted into cooling vapour non-condensing in gland steam exhauster
With the amount of condensed water, three valve coordinative roles, it is ensured that unit is run under optimal back pressure.
Preferably, the driving cold source outlet of the absorption heat pump is connected with low-pressure heater.
For Direct Air-cooled Unit residual heat integrative according to the present utility model using drop back pressure system, the driving of absorption heat pump is cold
Source outlet is connected with low-pressure heater, still contains from the condensed water of absorption heat pump driving cold source outlet outflow and has surplus heat, by the portion
Divide residual heat collection in low-pressure heater, for heating condensed water in unit, realizes the cascade utilization of energy, substantially increase energy
The utilization rate in source.
Detailed description of the invention
The utility model is described in further details in the following with reference to the drawings and specific embodiments.
Fig. 1 is that the Direct Air-cooled Unit residual heat integrative of the utility model utilizes a kind of structure for the embodiment for dropping back pressure system
Schematic diagram；
In Fig. 1: the intermediate pressure cylinder of 1 steam turbine；The low pressure (LP) cylinder of 2 steam turbines；3 steam exhaust devices；4 Air-Cooling Islands；5 absorption type heats
Pump；6 steam traps；7 gland steam exhausters；8 return pipes；801 second valves；9 return tubes；901 third valves；10 spray equipments；11
Delivery pump；12 first valves；13 heat exchangers；14 low-pressure heaters.
Specific embodiment
With reference to Fig. 1, the Direct Air-cooled Unit residual heat integrative of the utility model includes: the low of steam turbine using drop back pressure system
Cylinder pressure 2, steam exhaust device 3, Air-Cooling Island 4；Two air intakes of the steam exhaust device 3 respectively with the low pressure (LP) cylinder 2 of the steam turbine
Two exhaust vent connections, the steam exhaust device 3 are provided with the first steam drain and the second steam drain, and first steam drain passes through
Gland steam exhauster 7 is connected to the air intake of the Air-Cooling Island 4；Intermediate pressure cylinder 1, absorption heat pump 5, the steam trap 6 of steam turbine；It is described
The exhaust vent of the intermediate pressure cylinder 1 of the driving heat source entrance and steam turbine of absorption heat pump 5 is connected to, the absorption heat pump 5
Waste heat thermal source inlet be connected to the second steam drain of the steam exhaust device 3, the outlet of the cold source of the absorption heat pump 5 with it is described
The water inlet of steam trap 6 is connected to；Spray equipment 10, the water outlet of the steam trap 6 are also equipped in the gland steam exhauster 7
Mouth is connected to by return pipe 8 with the water inlet of the spray equipment 10.
In the embodiment above, absorption heat pump 5 is using Steam Turbine Through IP Admission steam extraction as driving heat source, with steam exhaust device 3
The first steam drain discharge steam discharge be used as waste heat heat source, by absorption heat pump 5 exchange heat after, steam discharge is condensed into condensed water, together
When waste heat passed into recirculated water in absorption heat pump 5, recirculated water is used as heat source.High temperature row in steam exhaust device 3
Vapour enters in gland steam exhauster 7 through the second steam drain, and the condensed water of steam discharge condensation passes through steam trap 6 as cold source, will condense
Water introduces the spray equipment 10 in gland steam exhauster 7, and the high temperature steam discharge being sprayed in gland steam exhauster 7 by return pipe 8, makes to enter air-cooled
High temperature exhaust temperature in island 4 reduces, to reduce unit back pressuce.The utility model is a large amount of by Direct Air-cooled Unit steam discharge
Waste heat is recycled, and the utilization to steam turbine exhaust heat is not only realized, while reducing the row into Air-Cooling Island 4
Vapour amount, reduces the thermic load of Air-Cooling Island 4, to reduce the operation back pressure of unit, reduces the heat consumption rate of unit, energy conservation is excellent
Gesture is huge；In addition, avoiding introducing desalination water supply system, saving water resource, together using condensed water in unit as spray water supply
When reduce gland steam exhauster 7 in high temperature exhaust temperature, further reduced the back pressure of unit, effectively solve unit in summer high back pressure, limit
Load and the high problem of energy consumption.
With reference to Fig. 1, one embodiment according to the present utility model is provided with delivery pump 11 on the return pipe 8.
In the embodiment above, it is provided with delivery pump 11 on return pipe 8, makes the pressure liter into the condensed water of gland steam exhauster 7
Height meets spray and requires.
With reference to Fig. 1, the venthole of one embodiment according to the present utility model, the steam trap 6 passes through return tube 9
It is connected to the gland steam exhauster 7, the first steam discharge of the connectivity part of the return tube 9 and the gland steam exhauster 7 close to the steam exhaust device 3
Mouthful.
In the embodiment above, the venthole of steam trap 6 is connected to by return tube 9 with gland steam exhauster 7, is made non-condensing
Cooling vapour imports the high temperature steam discharge in gland steam exhauster 7 through return tube 9, makes the reduction of high temperature exhaust temperature；Return tube 9 and gland steam exhauster 7
First steam drain of connectivity part steam exhaust device 3 enters the non-condensing cooling vapour flowed out in absorption heat pump 5 from return tube 9
After gland steam exhauster 7, it is sufficiently mixed in gland steam exhauster 7 with the high temperature steam discharge being discharged from first steam drain in steam discharge area, and make non-condensing
Cooling vapour it is longer by the time of spraying cooling.
With reference to Fig. 1, one embodiment according to the present utility model further includes heat exchanger 13, the heat source of the heat exchanger 13
Entrance is connected to the waste heat thermal source outlet of the absorption heat pump 5, cold source outlet and the absorption type heat of the heat exchanger 13
The cold source entrance connection of pump 5.
With reference to Fig. 1, the heat of one embodiment according to the present utility model, the thermal source outlet displacement of the heat exchanger 13 is used
In heating or the heating of chemistry water raw water or condensed water moisturizing heating.
It in the embodiment above, further include heat exchanger 13, the thermal source inlet of heat exchanger 13 and the waste heat heat of absorption heat pump 5
The cold source outlet of source outlet, heat exchanger 13 is connected to the cold source entrance of absorption heat pump 5, and the thermal source outlet of heat exchanger 13 is set
The heat changed is for heating or the heating of chemistry water raw water or condensed water moisturizing heating.5 recirculated water of absorption heat pump carries
Waste heat, a thermal source outlet into heat exchanger 13, Heating Season, heat exchanger 13 are connected to heating water supply tube inlet, heating return water
The cold source entrance connection corresponding with heat exchanger 13 of pipe 8, makes the heat of aliquot replacement for heating；Another cold source of heat exchanger 13
Entrance introduces chemistry water raw water, and displaced another part heat is used for heating chemical water raw water.Non-heating season, by changing
One cold source entrance of hot device 13 introduces chemistry water raw water, and the heat of aliquot replacement is used for heating chemical water raw water, leads to
Another cold source entrance for crossing heat exchanger 13 introduces condensed water moisturizing, and the heat that another part is replaced is used for heat-setting water and is mended
Water realizes the effective use of waste heat, improves economy of power plant performance, while guaranteeing that absorption heat pump 5 can be put into throughout the year to make
With heat pump utilization rate is high, and reduces a large amount of expenses of heat pump maintenance downtime.
With reference to Fig. 1, one embodiment according to the present utility model, the spray equipment 10 is atomizer.
In the embodiment above, spray equipment 10 is atomizer, and atomizer can increase condensed water and high temperature steam discharge
Contact area, make high temperature steam discharge cooling faster.
With reference to Fig. 1, one embodiment according to the present utility model, waste heat vapor outlet and the suction of the steam exhaust device 3
It is provided with the first valve 12 between the waste heat thermal source inlet of receipts formula heat pump 5, the second valve 801, institute are provided on the return tube 9
It states and is provided with third valve 901 on return pipe 8.
In the embodiment above, it is set between the waste heat vapor outlet of steam exhaust device 3 and the waste heat thermal source inlet of absorption heat pump 5
It is equipped with the first valve 12, the second valve 801 is provided on return tube 9, third valve 901 is provided on return pipe 8, passes through adjusting
Second valve 801 and third valve 901, to be adjusted into the amount of cooling vapour and condensed water non-condensing in gland steam exhauster 7, three valves
Door coordinative role, it is ensured that unit is run under optimal back pressure.
With reference to Fig. 1, the driving cold source of one embodiment according to the present utility model, the absorption heat pump 5 exports connection
There is low-pressure heater 14.
In the embodiment above, the driving cold source outlet of absorption heat pump 5 is connected with low-pressure heater 14, from absorption type heat
The condensed water that pump 5 drives cold source outlet to flow out, which still contains, to have surplus heat, which is collected in low-pressure heater 14, for adding
Condensed water in heat engine group realizes the cascade utilization of energy, substantially increases the utilization rate of the energy.
Obviously, it is practical without departing from this can to carry out various modification and variations to the utility model by those skilled in the art
Novel spirit and scope.If in this way, these modification and variations of the utility model belong to the utility model claims and
Within the scope of its equivalent technologies, then the utility model is also intended to include these modifications and variations.
Claims (8)
1. a kind of Direct Air-cooled Unit residual heat integrative utilizes drop back pressure system characterized by comprising
Low pressure (LP) cylinder (2), steam exhaust device (3), the Air-Cooling Island (4) of steam turbine；Two air intakes of the steam exhaust device (3) respectively with
Two exhaust vents of the low pressure (LP) cylinder (2) of the steam turbine are connected to, and the steam exhaust device is provided with the first steam drain and second row
Steam ports, first steam drain are connected to by gland steam exhauster (7) with the air intake of the Air-Cooling Island (4)；
Intermediate pressure cylinder (1), absorption heat pump (5), the steam trap (6) of steam turbine；The driving heat source of the absorption heat pump (5)
Entrance is connected to the exhaust vent of the intermediate pressure cylinder (1) of the steam turbine, the waste heat thermal source inlet of the absorption heat pump (5) and institute
State the second steam drain connection of steam exhaust device (3), cold source outlet and the steam trap (6) of the absorption heat pump (5)
Water inlet connection；
It is also equipped with spray equipment (10) in the gland steam exhauster (7), the water outlet of the steam trap (6) passes through return pipe
(8) it is connected to the water inlet of the spray equipment (10).
2. Direct Air-cooled Unit residual heat integrative according to claim 1 utilizes drop back pressure system, which is characterized in that described time
Delivery pump (11) are provided on water pipe (8).
3. Direct Air-cooled Unit residual heat integrative according to claim 1 utilizes drop back pressure system, which is characterized in that the water
The venthole of vapour separator (6) is connected to by return tube (9) with the gland steam exhauster (7), the return tube (9) and the gland steam exhauster
(7) first steam drain of the connectivity part close to the steam exhaust device (3).
4. Direct Air-cooled Unit residual heat integrative according to claim 1 utilizes drop back pressure system, which is characterized in that further include
The thermal source inlet of heat exchanger (13), the heat exchanger (13) is connected to the waste heat thermal source outlet of the absorption heat pump (5), described
The cold source outlet of heat exchanger (13) is connected to the cold source entrance of the absorption heat pump (5).
5. Direct Air-cooled Unit residual heat integrative according to claim 4 utilizes drop back pressure system, which is characterized in that described to change
The heat of the thermal source outlet displacement of hot device (13) is for heating or the heating of chemistry water raw water or condensed water moisturizing heating.
6. Direct Air-cooled Unit residual heat integrative according to claim 1 utilizes drop back pressure system, which is characterized in that the spray
Shower device (10) is atomizer.
7. Direct Air-cooled Unit residual heat integrative according to claim 3 utilizes drop back pressure system, which is characterized in that the row
The first valve (12) are provided between second steam drain of vapour device (3) and the waste heat thermal source inlet of the absorption heat pump (5),
It is provided with the second valve (801) on the return tube (9), is provided with third valve (901) on the return pipe (8).
8. Direct Air-cooled Unit residual heat integrative according to claim 1 utilizes drop back pressure system, which is characterized in that the suction
The driving cold source outlet of receipts formula heat pump (5) is connected with low-pressure heater (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821041783.8U CN208416630U (en) | 2018-07-03 | 2018-07-03 | A kind of Direct Air-cooled Unit residual heat integrative utilization drop back pressure system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821041783.8U CN208416630U (en) | 2018-07-03 | 2018-07-03 | A kind of Direct Air-cooled Unit residual heat integrative utilization drop back pressure system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208416630U true CN208416630U (en) | 2019-01-22 |
Family
ID=65108106
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821041783.8U Expired - Fee Related CN208416630U (en) | 2018-07-03 | 2018-07-03 | A kind of Direct Air-cooled Unit residual heat integrative utilization drop back pressure system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208416630U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112081633A (en) * | 2020-09-29 | 2020-12-15 | 中国大唐集团科学技术研究院有限公司西北电力试验研究院 | Device for realizing backpressure reduction and waste heat utilization of direct air cooling unit |
| CN112344758A (en) * | 2020-10-23 | 2021-02-09 | 东方电气集团东方汽轮机有限公司 | Deep heat supply cold end system of direct air cooling unit |
-
2018
- 2018-07-03 CN CN201821041783.8U patent/CN208416630U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112081633A (en) * | 2020-09-29 | 2020-12-15 | 中国大唐集团科学技术研究院有限公司西北电力试验研究院 | Device for realizing backpressure reduction and waste heat utilization of direct air cooling unit |
| CN112081633B (en) * | 2020-09-29 | 2024-03-29 | 中国大唐集团科学技术研究院有限公司西北电力试验研究院 | Device for realizing back pressure reduction and waste heat utilization of direct air cooling unit |
| CN112344758A (en) * | 2020-10-23 | 2021-02-09 | 东方电气集团东方汽轮机有限公司 | Deep heat supply cold end system of direct air cooling unit |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107155280B (en) | A kind of integration ventilating and cooling heat reclamation device | |
| CN103527267B (en) | Direct air-cooling unit system with plate-type evaporative condenser unit adopted | |
| CN202768089U (en) | Steam exhaust recycling system of steam feed pump | |
| CN104481611A (en) | Dead steam waste heat recovery system based on large temperature difference heat exchange technology | |
| CN103352735B (en) | Fired power generating unit steam turbine condensed water crosses cold synergistic processing method and device | |
| CN203146044U (en) | Dead steam heat recycle equipment of air cooling turbine | |
| CN102564157A (en) | Energy-saving cooling device of direct air cooling system | |
| CN105403068A (en) | Dry-wet unified cooling tower adopting natural ventilation and composite running mode and application of dry-wet unified cooling tower | |
| CN108981222A (en) | A kind of the indirect cool tower circulating water waste heat utilization and method of integrated absorption heat pump | |
| CN208416630U (en) | A kind of Direct Air-cooled Unit residual heat integrative utilization drop back pressure system | |
| CN103245205A (en) | Combined condensed steam heat exchange system for direct air cooling steam turbine | |
| CN105387540A (en) | Absorption heat pump-water spray chamber united cooling system for textile mill | |
| CN106989429B (en) | Power plant exhaust steam waste heat recovery heating system | |
| CN203531984U (en) | Direct air-cooling unit system with plate-type evaporative condenser set | |
| CN202372021U (en) | Energy-saving cooling device of direct air-cooling system | |
| CN205748020U (en) | Utilize the air cooling high back pressure heating system of subsidiary engine circulating water afterheat | |
| CN104533545A (en) | Novel air cooling system | |
| CN202485478U (en) | Direct air-cooling condensing system with peak cooler | |
| CN209910427U (en) | Peak cooling system based on indirect air cooling unit | |
| CN209116822U (en) | A kind of residual heat of electric power plant and clean energy resource utilization system | |
| CN206073125U (en) | A kind of Direct Air-Cooled tower waste heat circulation system | |
| CN207449388U (en) | A kind of intaglio press baking oven partition type series circulation heating system | |
| CN201983647U (en) | Heat energy utilization device for air-cooled unit condensation equipment | |
| CN203132384U (en) | Condenser with horizontal baffle plates in running mode of transforming single process into multiple processes | |
| CN205878683U (en) | high back pressure , heat pump set's heating system who jointly uses |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190122 Termination date: 20210703 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |