CN109306877A - It is a kind of to have the subsidiary engine system tune power source system for cutting cylinder functional bands heat supply - Google Patents
It is a kind of to have the subsidiary engine system tune power source system for cutting cylinder functional bands heat supply Download PDFInfo
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- CN109306877A CN109306877A CN201810849956.7A CN201810849956A CN109306877A CN 109306877 A CN109306877 A CN 109306877A CN 201810849956 A CN201810849956 A CN 201810849956A CN 109306877 A CN109306877 A CN 109306877A
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- 238000010438 heat treatment Methods 0.000 claims abstract description 37
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 52
- 238000001816 cooling Methods 0.000 claims description 27
- 239000000498 cooling water Substances 0.000 claims description 14
- 230000002209 hydrophobic effect Effects 0.000 claims description 13
- 230000008676 import Effects 0.000 claims description 4
- 238000010248 power generation Methods 0.000 claims description 2
- 238000006243 chemical reaction Methods 0.000 abstract description 7
- 238000005516 engineering process Methods 0.000 abstract description 2
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 description 5
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
- F01K7/00—Steam engine plants characterised by the use of specific types of engine; Plants or engines characterised by their use of special steam systems, cycles or processes; Control means specially adapted for such systems, cycles or processes; Use of withdrawn or exhaust steam for feed-water heating
- F01K7/16—Steam engine plants characterised by the use of specific types of engine; Plants or engines characterised by their use of special steam systems, cycles or processes; Control means specially adapted for such systems, cycles or processes; Use of withdrawn or exhaust steam for feed-water heating the engines being only of turbine type
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D15/00—Adaptations of machines or engines for special use; Combinations of engines with devices driven thereby
- F01D15/10—Adaptations for driving, or combinations with, electric generators
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
- F01K11/00—Plants characterised by the engines being structurally combined with boilers or condensers
- F01K11/02—Plants characterised by the engines being structurally combined with boilers or condensers the engines being turbines
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
- F01K17/00—Using steam or condensate extracted or exhausted from steam engine plant
- F01K17/02—Using steam or condensate extracted or exhausted from steam engine plant for heating purposes, e.g. industrial, domestic
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Engine Equipment That Uses Special Cycles (AREA)
Abstract
The invention discloses a kind of subsidiary engine system tune power source systems for having and cutting cylinder functional bands heat supply, lead to low pressure (LP) cylinder all the way by the steam that high pressure cylinder exports, another way leads to heat exchangers for district heating；It is provided with valve on each steam pipework, controls the on-off of steam pipework.High pressure cylinder and low pressure (LP) cylinder are the same power input shaft, and the terminal of the power input shaft is connected with generator, driven generator, and generator drives load running.Using the power output technology of low pressure (LP) cylinder zero when Winter heat supply, remaining steam enters heat exchangers for district heating and realizes external heat supply.Non- to maintain the operation of pure condensate operating condition for the hot season, high pressure cylinder and low pressure (LP) cylinder drive electrical power generators jointly；When carrying out for hot-cast socket, valve on different steam pipeworks need to be only adjusted, can be realized and cut cylinder function, rapid reaction, system is simple；Winter small steam turbine exhaust steam almost all is used for heat supply, no cold source energy, heat-economy height.
Description
[technical field]
The invention belongs to the energy-saving fields of coal unit, and in particular to a kind of to have the subsidiary engine system for cutting cylinder functional bands heat supply
Adjust power source system.
[background technique]
When being designed, selection of auxiliaries is often all selected by peak load and there are certain allowances in thermal power plant.
And in actual motion, due to deviateing operating point for design, subsidiary engine operational efficiency is generally low compared with design value, electric energy loss is caused,
Especially after fired power generating unit participates in peak regulation, since the electric energy loss of the relatively low generation of subsidiary engine efficiency is serious.Therefore, in conditions permit
In the case where, part subsidiary engine uses speed governing operation, reduces restriction loss and improves its operational efficiency, often can produce relatively good
Energy-saving effect.
The adjustable small generators of logical excessive speeds variable-speed turbine driving generation frequency generate and demand running frequency phase
Deng electric energy, then drive each subsidiary engine to run, while reducing system throttles loss and improving transmission efficiency, system more collects
In, it is simple, it is convenient for safeguarding.The drive mode is referred to as subsidiary engine system and adjusts power source.But it is driven in the form of subsidiary engine unites and adjusts power source
Power plant's whole subsidiary engine realizes that difficulty is larger.Feasible way is to unite that power source is adjusted to drive running frequency consistent main with subsidiary engine
Subsidiary engine equipment, other subsidiary engines drive still through service power.According to the actual conditions that power plant runs, is united with subsidiary engine and adjust electric power source
The subsidiary engine of dragging is mainly three big blowers (air-introduced machine, pressure fan, primary air fan).When performing low-load running of machine set, section can be obtained
It can effect.The unit in existing thermal power plant undertakes Winter heat supply task more, for such unit, need to consider the item in existing equipment
Under part, how system to be combined to adjust power source and external heat supply.
[summary of the invention]
It is an object of the invention to overcome the above-mentioned prior art, provide it is a kind of have cut the auxiliary of cylinder functional bands heat supply
Machine system adjusts power source system.Subsidiary engine system adjusts power source and winter resident's heating joint, can substantially reduce steam discharge for the hot season
Cold source energy, heat-economy are high.
In order to achieve the above objectives, the present invention is achieved by the following scheme:
It is a kind of have cut the subsidiary engine system of cylinder functional bands heat supply and adjust power source system, including high pressure cylinder, the steam of high pressure cylinder is defeated
Pipeline is divided into two-way out, is connected to all the way with the steam admission end of low pressure (LP) cylinder, is the first steam pipework；Another way and heat exchangers for district heating
Steam admission end connection, be the second steam pipework；High pressure cylinder and low pressure (LP) cylinder are sequentially connected in series on power input shaft, power input
The terminal of axis is connected with generator, and generator provides electric energy for load.
A further improvement of the present invention is that:
Preferably, cooling steam bypass, cooling steam bypass and the first steam pipe are provided between high pressure cylinder and intermediate pressure cylinder
Road is in parallel；Cooling steam valve is provided on cooling steam pipeline.
Preferably, high pressure cylinder exports to the steam of heat exchangers for district heating and is condensed into hydrophobic, hydrophobic quilt in heat exchangers for district heating
Host therrmodynamic system is flow back into after drainage pump pressurization.
Preferably, the steam that heat exchangers for district heating is exported by high pressure cylinder heats hot net water, and hot net water is from heat exchangers for district heating stream
Enter peak load calorifier after out, exports after being heated in peak load calorifier to external heating system.
Preferably, the steam of the low pressure (LP) cylinder output water that is cooled in condenser is cooled into condensed water, condensed water export to
Host condenser.
Preferably, condensate pump is provided in the condensed water transfer conduit between condenser and host condenser；Condenser
It is connected to vacuum pump.
Preferably, the cooling water inlet pipe road of condenser is the branch of host circulating water inlet, the cooling water of condenser
Drainage pipeline imports host circulating water outlet pipe；Recirculated water booster is provided on condenser cooling water water inlet line.
Preferably, the steam input terminal of high pressure cylinder is connected to the steam output end of boiler or steam turbine；First steam pipework
On be provided with the first valve, the second valve is provided on the second steam pipework.
Preferably, the first valve selects butterfly valve；Second valve selects valve group.
Compared with prior art, the invention has the following advantages:
The invention discloses a kind of subsidiary engine system tune power source systems for having and cutting cylinder functional bands heat supply, by high pressure cylinder output
Steam leads to low pressure (LP) cylinder all the way, and another way leads to heat exchangers for district heating；High pressure cylinder and low pressure (LP) cylinder are the same power input shaft, this is dynamic
The terminal of power input shaft is connected with generator, driven generator, and generator drives load running.Low pressure (LP) cylinder is applied when Winter heat supply
Zero power output technology, steam enter heat exchangers for district heating and realize external heat supply.It is non-for the hot season maintain pure condensate operating condition operation, high pressure cylinder and
Low pressure (LP) cylinder drives electrical power generators jointly；When carrying out for hot-cast socket, the on-off of different steam pipeworks need to be only adjusted, can be realized
Cut cylinder function, rapid reaction, system is simple；Winter small steam turbine exhaust steam almost all is used for heat supply, no cold source energy, heat economy
Property it is high.
Further, low pressure (LP) cylinder of the invention will do it start and stop conversion when for hot season and the non-conversion for the hot season, small at this time
The steam through-current capacity very little of steam turbine is not enough to take away the heat generated in low pressure (LP) cylinder due to air blast friction, thus steam discharge temperature
Degree increases, and exhaust casing temperature also increases；Therefore between high pressure cylinder and intermediate pressure cylinder be arranged cooling steam bypass, cut cylinder it
Between be passed through the cooling low pressure (LP) cylinder of some vapor, reduce cylinder temperature.
Further, the steam of high pressure cylinder discharge enters heat exchangers for district heating, heat formed after hot net water it is hydrophobic, by hydrophobic
Host therrmodynamic system is finally flow back into after pump pressurization, realizes recycling for medium, saves the energy.
Further, after the steam heating that hot net water is exported in heat exchangers for district heating by high pressure cylinder, into peak load calorifier
It further heats up, then externally confesses, guarantee that the vapor (steam) temperature of output meets heat demand.
Further, the present invention enters condenser by the steam that low pressure (LP) cylinder is discharged, and after being condensed into water, condensed water flows back into master
Machine condenser, recycles, and cold source energy is small.
Further, it is provided with condensate pump between condenser of the invention and host condenser, with pressurised coagulation water, pushed away
Dynamic condensed water flows back into host condenser；Condenser is connected to vacuum pump, when presence can not condense in the steam of low pressure (LP) cylinder discharge
Steam when, taken away by vacuum pump, to maintain the vacuum environment in condenser, convenient for low pressure (LP) cylinder discharge steam flow into condenser
It is interior.
Further, the cooling water of condenser cooling steam of the present invention is derived from host recirculated water water inlet main pipe, cooling water cooling
But it imports after steam to host recirculated water main water outlet pipe；Small, the utilization rate height of host recirculated water is invested when scrap build.
Further, it is provided with recirculated water booster on condenser cooling water water inlet line of the invention, host is pushed to follow
Recirculated water in ring water water inlet main pipe flows into condenser.
Further, the steam source of high pressure cylinder of the present invention is the somewhere of boiler or steam turbine, is come without additional steam
Source facilitates recycling for energy；It is provided with valve on each steam pipework, controls the on-off of steam pipework.
Further, the first valve on the steam pipework between high pressure cylinder and low pressure (LP) cylinder of the present invention is butterfly valve, can be controlled
High pressure cylinder processed leads to the flow of low pressure (LP) cylinder steam.
[Detailed description of the invention]
Fig. 1 is system structure diagram of the invention；
Wherein: 1- high pressure cylinder；2- low pressure (LP) cylinder；3- generator；The first valve of 4-；The bypass of 5- cooling steam；6- recirculated water liter
Press pump；7- vacuum pump；8- condenser；9- condensate pump；10- heat exchangers for district heating；11- drainage pump；12- peak load calorifier；13- is negative
It carries；The second valve of 14-；The first steam pipework of 15-；16- cooling steam valve；The second steam pipework of 17-；18- host heating power system
System；19- host condenser；20- main steam turbine circulating water inlet；21- main steam turbine circulating water outlet pipe；The input of 22- power
Axis.
[specific embodiment]
The invention will be described in further detail with reference to the accompanying drawing:
Referring to Fig. 1, the invention discloses a kind of subsidiary engine system tune power source systems for having and cutting cylinder functional bands heat supply, including height
Cylinder pressure 1, low pressure (LP) cylinder 2, generator 3, the first valve 4, cooling steam bypass 5, recirculated water booster 6, vacuum pump 7, condenser 8,
Condensate pump 9, heat exchangers for district heating 10, drainage pump 11, peak load calorifier 12, load the 13, second valve 14, the first steam pipework
15, cooling steam valve 16, the second steam pipework 17, host therrmodynamic system 18, host condenser 19.
The vapour source of high pressure cylinder 1 is derived from the somewhere steam extraction of unit boiler or steam turbine, the steam output circuit point of high pressure cylinder 1
It for two-way, is connected to all the way with low pressure (LP) cylinder 2, another way is connected to heat exchangers for district heating 10；The steam that high pressure cylinder 1 is connected to low pressure (LP) cylinder 2
The first valve 4 is provided on pipeline, the first valve 4 is preferably butterfly valve；The steam pipework that high pressure cylinder 1 is connected to heat exchangers for district heating 10
On be provided with the second valve 6, the second valve 6 is preferably valve group；Generator 2 is preferably frequency conversion generator, high pressure cylinder 1 and low pressure
The power input shaft of cylinder 2 is that the same power input shaft 22, high pressure cylinder 1 and low pressure (LP) cylinder 2 pass through the deceleration on power input shaft 22
Case and shaft coupling directly drive generator 3, and 13 connection of power input shaft and load of generator 3, generator 3 is preferably variable-frequency power generation
Machine；Cooling steam bypass 5 is additionally provided between high pressure cylinder 1 and low pressure (LP) cylinder 2, can be by a small amount of steam, cooling steam bypass 5 and the
One steam pipework 15 is in parallel；Cooling steam valve 16 is provided on cooling steam pipeline 5.
Another steam output circuit of high pressure cylinder 1 is connected to the steam input terminal of heat exchangers for district heating 10, and steam is in heat supply network
In heater 10 while heating hot net water, it itself is cooled to hydrophobic, the hydrophobic output pipe of heat exchangers for district heating 10 and hydrophobic
The hydrophobic upstream end connection of pump 11, the hydrophobic output end of drainage pump 11 are connected to host therrmodynamic system 18.Heat exchangers for district heating 10
Hot net water output pipe is connected to the heat supply network water input conduit of peak load calorifier 12, the hot net water output pipe of peak load calorifier 12
It is connected to extraneous heating system, the gas source of peak load calorifier 12 comes from boiler or steam turbine.
The steam output circuit of low pressure (LP) cylinder 2 is connected with the steam input terminal of condenser 8, the cooling water inlet pipe of condenser 8
Road is the branch of host recirculated water water inlet main pipe 20, and the cooling water drainage waterpipe of condenser 8 imports host recirculated water return water main pipe
21, condenser is provided with recirculated water booster 6 on 8 cooling water inlet pipe road, for introducing host recirculated water to condenser 8；It steams
Vapour is cooled into water in condenser 8, and the coolant outlet hose road of condenser 8 is connected to host condenser 19, between be provided with
Condensate pump 9；Condenser 8 is connected to vacuum pump 7, can not be condensed in condenser 8 when existing in the steam that low pressure (LP) cylinder 2 is discharged
It when steam, is taken away by vacuum pump 7, to maintain the vacuum environment in condenser 8, flows into condensing convenient for the steam that low pressure (LP) cylinder 2 is discharged
In device 8.
Operation logic:
Previous steam turbine drives generator drive subsidiary engine system to adjust in power source system, and steam turbine is mostly an isolated operation
Steam turbine, high revolving speed variable-speed turbine two cylinder bodies composition in the present invention, including high pressure cylinder 1 and low pressure (LP) cylinder 2, high pressure cylinder 1
Vapour source be derived from unit boiler or the steam extraction of steam turbine somewhere, steam is able to enter low pressure (LP) cylinder 2 after entering high pressure cylinder 1 or heat supply network adds
Hot device 10；High pressure cylinder 1 and low pressure (LP) cylinder 2 are run commonly through 22 driven generator 3 of power input shaft, and generator 3 is with dynamic load.
Heating Season, the first valve 4 are closed, and low pressure (LP) cylinder 2 is not run；Cooling steam valve 16 and the second valve 14 are opened, and are steamed
Vapour after the acting of high pressure cylinder 1 in addition to a small amount of steam enters the cooling air blast heats of low pressure (LP) cylinders through cooling steam bypass 5, remaining steam discharge into
Enter heat exchangers for district heating 10 and heats hot net water；Steam heat exchangers for district heating 10 heat hot net water while, be cooled into it is hydrophobic, it is hydrophobic
Host therrmodynamic system 18 is back to after the pressurization of drainage pump 11.Because working normally in high pressure cylinder 1, power input shaft 22 drives generator
3 operations, the electric energy band dynamic load 13 that generator 3 generates.Because power input shaft 22 rotates in low pressure (LP) cylinder 2, in low pressure (LP) cylinder 2 still
There is heat generation, by the steam of 5 input of cooling steam bypass, the cylinder temperature of cooling low pressure (LP) cylinder 2；It is exported by low pressure (LP) cylinder 2 a small amount of
Steam flows back into host condenser 19 after being condensed into cooling water in condenser 8；Recirculated water booster 6, vacuum pump 7 and condensation
Water pump 9 operates normally.
Non-heating season, the second valve 14 are closed, and cooling steam bypass 5 is closed.Heat exchangers for district heating 10, peak load calorifier 12 with
And drainage pump 11 is not run.Steam steam discharge after the acting of high pressure cylinder 1, which fully enters low pressure (LP) cylinder 2, to be continued to do work, the row of low pressure (LP) cylinder 2
Vapour fully enters the condensation of condenser 8, and condensed water is back to 19 condenser of host after the pressurization of condensate pump 9.It is derived from host recirculated water
The cooling water of water inlet pipe 20 is back to host recirculated water return pipe 21 after the heat absorption of condenser 8 after the pressurization of recirculated water booster 6.
When Heating Season replaces with non-heating season, entire small turbine will do it the conversion of operational mode, therefore 2 meeting of low pressure (LP) cylinder
Start and stop conversion is carried out, there is the heat generated by air blast friction in low pressure (LP) cylinder 2 at this time, so that exhaust temperature increases, exhaust casing
Temperature also increases；The steam being passed through by cooling steam bypass 5, can cool down the cylinder temperature in low pressure (LP) cylinder 2.
For hot season or non-for during the hot season, driven in 3 operation process of generator in this system, when the electricity that generator 3 generates
It is that load 13 provides electricity by other power supply systems when amount is unable to satisfy 13 demand of load.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Within mind and principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (9)
1. a kind of have the subsidiary engine system tune power source system for cutting cylinder functional bands heat supply, which is characterized in that high including high pressure cylinder (1)
The steam output circuit of cylinder pressure (1) is divided into two-way, leads to the steam admission end of low pressure (LP) cylinder (2) all the way, is the first steam pipework
(15)；Another way leads to the steam admission end connection of heat exchangers for district heating (10), is the second steam pipework (17)；High pressure cylinder (1) and
Low pressure (LP) cylinder (2) is sequentially connected in series on power input shaft (22), terminal and generator (3) connection of power input shaft (22), power generation
Machine (3) is that load (13) provides electric energy.
2. it is according to claim 1 it is a kind of have cut the subsidiary engine system of cylinder functional bands heat supply and adjust power source system, feature exists
In, it is provided with cooling steam between high pressure cylinder (1) and intermediate pressure cylinder (3) and bypasses (5), cooling steam bypass (5) and the first steam pipe
Road (15) is in parallel；Cooling steam valve (16) are provided on cooling steam pipeline (5).
3. it is according to claim 1 it is a kind of have cut the subsidiary engine system of cylinder functional bands heat supply and adjust power source system, feature exists
In, high pressure cylinder (1) export to the steam of heat exchangers for district heating (10) be condensed into heat exchangers for district heating (10) it is hydrophobic, it is hydrophobic to be dredged
Host therrmodynamic system (18) are flow back into after water pump (11) pressurization.
4. it is according to claim 1 it is a kind of have cut the subsidiary engine system of cylinder functional bands heat supply and adjust power source system, feature exists
In heat exchangers for district heating (10) heats hot net water by the steam that high pressure cylinder (1) exports, and hot net water is flowed out from heat exchangers for district heating (10)
Enter peak load calorifier (12) afterwards, exports after being heated in peak load calorifier (12) to external heating system.
5. it is according to claim 1 it is a kind of have cut the subsidiary engine system of cylinder functional bands heat supply and adjust power source system, feature exists
In the steam of low pressure (LP) cylinder (2) output cooled water in condenser (8) is cooled into condensed water, and condensed water exports solidifying to host
Vapour device (19).
6. it is according to claim 5 it is a kind of have cut the subsidiary engine system of cylinder functional bands heat supply and adjust power source system, feature exists
In being provided with condensate pump (9) in the condensed water transfer conduit between condenser (8) and host condenser (19)；Condenser (8)
It is connected to vacuum pump (7).
7. it is according to claim 5 it is a kind of have cut the subsidiary engine system of cylinder functional bands heat supply and adjust power source system, feature exists
In the cooling water inlet pipe road of condenser (8) is the branch of host circulating water inlet (20), the cooling water drainage of condenser (8)
Waterpipe imports host circulating water outlet pipe (21)；Recirculated water booster is provided on condenser (8) cooling water inlet pipe road
(6)。
8. it is according to claim 1-7 it is a kind of have cut cylinder functional bands heat supply subsidiary engine system adjust power source system,
It is characterized in that, the steam input terminal of high pressure cylinder (1) is connected to the steam output end of boiler or steam turbine；First steam pipework
(15) it is provided on the first valve (4), the second valve (14) is provided on the second steam pipework (17).
9. it is according to claim 8 it is a kind of have cut the subsidiary engine system of cylinder functional bands heat supply and adjust power source system, feature exists
In the first valve (4) selects butterfly valve；Second valve (14) selects valve group.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810849956.7A CN109306877A (en) | 2018-07-28 | 2018-07-28 | It is a kind of to have the subsidiary engine system tune power source system for cutting cylinder functional bands heat supply |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810849956.7A CN109306877A (en) | 2018-07-28 | 2018-07-28 | It is a kind of to have the subsidiary engine system tune power source system for cutting cylinder functional bands heat supply |
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| CN109306877A true CN109306877A (en) | 2019-02-05 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110985145A (en) * | 2019-11-25 | 2020-04-10 | 东方电气集团东方汽轮机有限公司 | Method for improving heat supply capacity and flexibility of asymmetric double-split flow intermediate pressure cylinder four-steam-exhaust steam turbine unit |
| CN114233416A (en) * | 2021-12-07 | 2022-03-25 | 暨南大学 | Dynamically-reconstructed steam turbine generator unit and operation method |
| USD982485S1 (en) * | 2020-10-28 | 2023-04-04 | Cateye Co., Ltd. | Headlamp for bicycle |
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| CN208870655U (en) * | 2018-07-28 | 2019-05-17 | 西安西热节能技术有限公司 | It is a kind of to have the subsidiary engine system tune power source system for cutting cylinder functional bands heat supply |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110985145A (en) * | 2019-11-25 | 2020-04-10 | 东方电气集团东方汽轮机有限公司 | Method for improving heat supply capacity and flexibility of asymmetric double-split flow intermediate pressure cylinder four-steam-exhaust steam turbine unit |
| USD982485S1 (en) * | 2020-10-28 | 2023-04-04 | Cateye Co., Ltd. | Headlamp for bicycle |
| CN114233416A (en) * | 2021-12-07 | 2022-03-25 | 暨南大学 | Dynamically-reconstructed steam turbine generator unit and operation method |
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