CN106436866B - The cooling water generator water inlet water ring set leakage desalination water reclamation system of rotor and method - Google Patents
The cooling water generator water inlet water ring set leakage desalination water reclamation system of rotor and method Download PDFInfo
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- CN106436866B CN106436866B CN201610593444.XA CN201610593444A CN106436866B CN 106436866 B CN106436866 B CN 106436866B CN 201610593444 A CN201610593444 A CN 201610593444A CN 106436866 B CN106436866 B CN 106436866B
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- water
- low
- pressure heater
- drain tank
- water inlet
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F1/00—Methods, systems, or installations for draining-off sewage or storm water
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F3/00—Sewer pipe-line systems
- E03F3/02—Arrangement of sewer pipe-lines or pipe-line systems
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/22—Rotating parts of the magnetic circuit
- H02K1/32—Rotating parts of the magnetic circuit with channels or ducts for flow of cooling medium
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- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Power Engineering (AREA)
- Motor Or Generator Cooling System (AREA)
Abstract
The present invention provides a kind of cooling water generator water inlet water ring set leakage desalination water reclamation system of rotor and method, can recycle the demineralized water of the cooling water generator water inlet water ring set leakage of rotor of turbo-generator with inner water-cooled stator and rotor water-cooling system, energy saving.The outlet of stainless steel closing funnel and the entrance of water inlet line connect;Observation window is arranged on stainless steel closing funnel;The outlet of water inlet line is connected to low-pressure heater drain tank or desalination water pre-treatment means;The entrance of outlet conduit is connected to low-pressure heater drain tank;Adjustment valve group is mounted on outlet conduit;The entrance of water return pipeline is connected to outlet conduit, and outlet is connected to low-pressure heater drain tank;Backwater valve is mounted on water return pipeline.Stainless steel closing funnel collects demineralized water, and water inlet line demineralized water is delivered to low-pressure heater drain tank or desalination water pre-treatment means by stainless steel closing funnel.
Description
Technical field
The present invention relates to a kind of cooling water generator water inlet water ring set leakage desalination water reclamation system of rotor and methods, especially
It is related to a kind of demineralized water of the cooling water generator water inlet water ring set leakage of rotor of turbo-generator with inner water-cooled stator and rotor water-cooling system
Recovery system and method.
Background technique
Currently, in power plant, the rotor of turbo-generator with inner water-cooled stator and rotor water-cooling system metal material in order to prevent is cooling
Water generator water inlet water ring covers overtemperature, improves the safety of unit, and the cooling water generator water inlet water ring set of rotor must be arranged continuously
Put demineralized water.
As shown in Figure 1, the demineralized water of the cooling water generator water inlet water ring set leakage of current rotor is usually to drain into no pressure
In water pipe, then sump is flowed into, the demineralized water that the cooling water generator water inlet water ring set of rotor continuously discharges is unrecovered.Due to rotor
The water quality that cooling water generator water inlet water ring set continuously discharges is demineralized water, is directly discharged to make in wastewater disposal basin or external environment
At the waste of the energy.
Summary of the invention
It is an object of the invention to overcome the above deficiencies in the existing technologies, and provide a kind of reasonable rotor of design
Cooling water generator water inlet water ring set leakage desalination water reclamation system and method, can recycle turbo-generator with inner water-cooled stator and rotor water cooling system
The demineralized water of the cooling water generator water inlet water ring set leakage of the rotor of system, it is energy saving.
Technical solution used by the present invention solves the above problems is: a kind of cooling water generator water inlet water ring set of rotor is let out
Leak desalination water reclamation system, it is characterised in that: hydrophobic including stainless steel closing funnel, observation window, water inlet line, low-pressure heater
Case apparatus or desalination water pre-treatment means;The outlet of stainless steel closing funnel and the entrance of water inlet line connect;Observation window is set
It sets on stainless steel closing funnel;The outlet of water inlet line is connected to low-pressure heater drain tank or desalination water pretreatment dress
It sets;The entrance of outlet conduit is connected to low-pressure heater drain tank;Adjustment valve group is mounted on outlet conduit;Water return pipeline
Entrance is connected to outlet conduit, and outlet is connected to low-pressure heater drain tank;Backwater valve is mounted on water return pipeline.
For the present invention when the outlet of water inlet line is connected to low-pressure heater drain tank, the outlet of water inlet line is located at low pressure
Heater condensate bottom portion.
Multiple adjustment valves are provided in adjustment valve group of the present invention.
Adjustment valve of the present invention is four, after three adjustment valve series connection simultaneously with that remaining adjustment valve
Connection.
The invention also includes flowing water Valve, flowing water Valve is mounted on outlet conduit, and is located at low-pressure heater drain tank
Between low-pressure heater drainage pump.
A kind of cooling water generator water inlet water ring set leakage desalination water recovery method of rotor, it is characterised in that: described in use
System demineralized water is recycled, steps are as follows:
Step 1: being let out according to the cooling water generator water inlet water ring set of the rotor measured in the overall process for opening machine rotation speed change
The related data for leaking the flow of demineralized water, determines the size of stainless steel closing funnel;It is cooling that stainless steel closing funnel collects rotor
The demineralized water of water generator water inlet water ring set leakage;
Step 2: being let out according to the cooling water generator water inlet water ring set of the rotor measured in the overall process for opening machine rotation speed change
It leaks the flow of demineralized water and stablizes the related data of the leakage desalination water flow measured during load carrying, determine water inlet pipe
The internal diameter in road;Water inlet line be used for by the demineralized water of recycling by stainless steel closing funnel be delivered to low-pressure heater drain tank or
Desalination water pre-treatment means;
Step 3: determining that the demineralized water of the cooling water generator water inlet water ring set leakage of rotor drains into low-pressure heater drain tank
Or desalination water pre-treatment means;
Step 4: when demineralized water drains into low-pressure heater drain tank, demineralized water flow to low-pressure heater along water inlet line and dredges
Water tank;
Step 5: when the water level in the low-pressure heater drain tank rises to the first predeterminated position, starting low-pressure heating
Device drainage pump, by the demineralized water in the low-pressure heater drain tank by outlet conduit be delivered to condensing water conduit or other
Condensate return system;
Alternatively, opening big low-pressure heating when the water level in the low-pressure heater drain tank rises to the first predeterminated position
The outlet of device drainage pump adjusts door, increases its flow, thus adjusts the water level in low-pressure heater drain tank;
Step 6: when the water level decreasing in the low-pressure heater drain tank is to the second predeterminated position, stopping low-pressure heating
Device drainage pump;
Alternatively, turning down low-pressure heating when the water level decreasing in the low-pressure heater drain tank is to the second predeterminated position
The outlet of device drainage pump adjusts door, reduces its flow, thus adjusts the water level in low-pressure heater drain tank.
Compared with prior art, the present invention having the following advantages that and effect: the present invention is able to solve double-water internal cooling steamer hair
The demineralized water of the cooling water generator water inlet water ring set leakage of the rotor of motor water cooling system is directly discharged to wastewater disposal basin or the external world
The problem of will cause the waste of the energy in environment.
Detailed description of the invention
Fig. 1 is that the rotor cooling water in the prior art without pressure water pipe and turbo-generator with inner water-cooled stator and rotor water-cooling system generates electricity
The structural schematic diagram of machine water inlet water ring set connection.
Fig. 2 is the cooling water generator water inlet water of rotor of the embodiment of the present invention and turbo-generator with inner water-cooled stator and rotor water-cooling system
The structural schematic diagram of ring set connection.
Specific embodiment
The present invention is described in further detail with reference to the accompanying drawing and by embodiment, and following embodiment is to this hair
Bright explanation and the invention is not limited to following embodiments.
Referring to fig. 2, the embodiment of the present invention includes stainless steel closing funnel 1, observation window 2, water inlet lines 3, low-pressure heater
Hydrophobic case apparatus or desalination water pre-treatment means.
The hydrophobic case apparatus of low-pressure heater includes low-pressure heater drain tank 4, low-pressure heater drainage pump 5, adjustment valve
Group 6, outlet conduit 7, water return pipeline 8, backwater valve 9 and flowing water Valve 10.
The outlet of stainless steel closing funnel 1 is connect with the entrance of water inlet line 3.
Observation window 2 is arranged on stainless steel closing funnel 1.
One, when unit has the hydrophobic case apparatus of low-pressure heater:
The outlet of water inlet line 3 is connected to low-pressure heater drain tank 4, and is located at 4 bottom of low-pressure heater drain tank, can
It avoids influencing unit vacuum.The entrance of water inlet line 3 is used for the desalination water out with the cooling water generator water inlet water ring set of rotor
Connection.
The entrance of outlet conduit 7 is connected to low-pressure heater drain tank 4, and the outlet of outlet conduit 7 is used for and condensate pipe
Road or the connection of other condensate return systems.
Adjustment valve group 6 is mounted on outlet conduit 7.
The entrance of water return pipeline 8 is connected to outlet conduit 7, and outlet is connected to low-pressure heater drain tank 4.
Backwater valve 9 is mounted on water return pipeline 8.
Flowing water Valve 10 is mounted on outlet conduit 7, and is located at low-pressure heater drain tank 4 and low-pressure heater drainage pump
Between 5, for controlling the opening and closing of this section of outlet conduit 7.
Stainless steel closing funnel 1 be used to collect the cooling water generator of rotor of turbo-generator with inner water-cooled stator and rotor water-cooling system into
The demineralized water of water water ring set leakage.
Water inlet line 3 is used for transmission the cooling water generator water inlet water ring of rotor of turbo-generator with inner water-cooled stator and rotor water-cooling system
The demineralized water of recycling is delivered to low-pressure heater drain tank 4 by stainless steel closing funnel 1 by the demineralized water for covering leakage, then by going out
Low-pressure heater drainage pump 5 is delivered to condensing water conduit or other condensed waters by adjusting the adjustment of valve group 6 on waterpipe 7
Recovery system.
The demineralized water on outlet conduit 7 can be returned to low-pressure heater drain tank 4 by water return pipeline 8.
Adjustment valve group 6 in be provided with multiple adjustment valves, it is adjustable in this way can be more convenient and accurate.This implementation
In example, adjustment valve is four, after the series connection of three adjustment valves with it is remaining that adjust valve in parallel.
Two, when unit case apparatus hydrophobic without low-pressure heater: the demineralized water that the outlet of water inlet line 3 is connected to chemistry is pre-
Processing unit, water inlet line 3 are used for transmission the cooling water generator water inlet water of rotor of turbo-generator with inner water-cooled stator and rotor water-cooling system
The demineralized water of ring set leakage, is delivered to desalination water pre-treatment means by stainless steel closing funnel 1 for the demineralized water of recycling.
A kind of desalination of the cooling water generator water inlet water ring set leakage of the rotor of turbo-generator with inner water-cooled stator and rotor water-cooling system
The recovery method of water recycles demineralized water using above-mentioned system, and steps are as follows:
Step 1: being let out according to the cooling water generator water inlet water ring set of the rotor measured in the overall process for opening machine rotation speed change
The related data for leaking the flow of demineralized water, determines the size of stainless steel closing funnel 1, so that stainless steel closing funnel 1 is able to satisfy
Flow.Stainless steel closing funnel 1 collects the demineralized water of the cooling water generator water inlet water ring set leakage of rotor.
Step 2: being let out according to the cooling water generator water inlet water ring set of the rotor measured in the overall process for opening machine rotation speed change
It leaks the flow of demineralized water and stablizes the related data of the leakage desalination water flow measured during load carrying, determine water inlet pipe
The internal diameter in road 3, so that water inlet line 3 is able to satisfy flow.Water inlet line 3 transmits turning for turbo-generator with inner water-cooled stator and rotor water-cooling system
The demineralized water of the cooling water generator water inlet water ring set leakage of son, for conveying the demineralized water of recycling by stainless steel closing funnel 1
To low-pressure heater drain tank 4 or desalination water pre-treatment means.
Step 3: determining that the demineralized water of the cooling water generator water inlet water ring set leakage of rotor drains into low-pressure heater drain tank 4
Or desalination water pre-treatment means.
Step 4: when demineralized water drains into low-pressure heater drain tank 4, turbo-generator with inner water-cooled stator and rotor water-cooling system turns
The demineralized water of son cooling water generator water inlet water ring set leakage is thin from low-pressure heater is flow under the effect of gravity along water inlet line 3
Water tank 4.
Step 5: when the water level in the low-pressure heater drain tank 4 rises to the first predeterminated position, starting automatically low
Heater-drip pump 5 is pressed, the demineralized water in the low-pressure heater drain tank 4 is delivered to condensate pipe by outlet conduit 7
Road or other condensate return systems;
Alternatively, opening big low pressure automatically when the water level in the low-pressure heater drain tank 4 rises to the first predeterminated position
The outlet of heater-drip pump 5 adjusts door, increases its flow, thus adjusts the water level in low-pressure heater drain tank 4;
Step 6: when the water level decreasing in the low-pressure heater drain tank 4 is to the second predeterminated position, being automatically stopped low
Press heater-drip pump 5;
Alternatively, turning down low pressure automatically when the water level decreasing in the low-pressure heater drain tank 4 is to the second predeterminated position
The outlet of heater-drip pump 5 adjusts door, reduces its flow, thus adjusts the water level in low-pressure heater drain tank 4;
In this way, maintain 4 water level of low-pressure heater drain tank in certain section, even if when no water delivery flow to water tank, it can
It is even switched off index combustion fan to turn down, which can recycle operation, and the influence for steam turbine is smaller, it can be achieved that without dry
Disturb operation.
It can determine device total drag coefficients K according to the following formula:
ξ --- --- coefficient of partial resistance
λ --- --- frictional resistant coefficient
The pipe range of the transmission pipeline of the told device of l------
The internal diameter of the transmission pipeline of the told device of d------
Wherein:
Parameter is same as above.
In addition, it should be noted that, the specific embodiments described in this specification, the shape of parts and components are named
Title etc. can be different, and above content is only to structure of the invention example explanation described in this specification.
Claims (6)
1. a kind of cooling water generator water inlet water ring set leakage desalination water reclamation system of rotor, it is characterised in that: including stainless steel
Closing funnel, observation window, water inlet line and the hydrophobic case apparatus of low-pressure heater;The hydrophobic case apparatus of low-pressure heater includes that low pressure adds
Hot device drain tank, low-pressure heater drainage pump, adjustment valve group, outlet conduit, water return pipeline and backwater valve;Stainless steel closing
The outlet of funnel and the entrance of water inlet line connect;Observation window is arranged on stainless steel closing funnel;The outlet of water inlet line connects
It is connected to low-pressure heater drain tank;The entrance of outlet conduit is connected to low-pressure heater drain tank;Adjustment valve group is mounted on out
On waterpipe;The entrance of water return pipeline is connected to outlet conduit, and outlet is connected to low-pressure heater drain tank;Backwater valve installation
On water return pipeline;Low-pressure heater drainage pump is arranged on outlet conduit.
2. the cooling water generator water inlet water ring set leakage desalination water reclamation system of rotor according to claim 1, feature
Be: when the outlet of water inlet line is connected to low-pressure heater drain tank, the outlet of water inlet line is dredged positioned at low-pressure heater
Water tank bottom.
3. the cooling water generator water inlet water ring set leakage desalination water reclamation system of rotor according to claim 1, feature
It is: is provided with multiple adjustment valves in the adjustment valve group.
4. the cooling water generator water inlet water ring set leakage desalination water reclamation system of rotor according to claim 3, feature
Be: the adjustment valve is four, after the series connection of three adjustment valves with it is remaining that adjust valve in parallel.
5. the cooling water generator water inlet water ring set leakage desalination water reclamation system of rotor according to claim 1, feature
Be: the hydrophobic case apparatus of the low-pressure heater further includes flowing water Valve, and flowing water Valve is mounted on outlet conduit, and is located at
Between low-pressure heater drain tank and low-pressure heater drainage pump.
6. a kind of cooling water generator water inlet water ring set leakage desalination water recovery method of rotor, it is characterised in that: wanted using right
System described in 1-5 any claim is asked to recycle demineralized water, steps are as follows:
Step 1: being removed according to the cooling water generator water inlet water ring set leakage of the rotor measured in the overall process for opening machine rotation speed change
The related data of the flow of salt water determines the size of stainless steel closing funnel;Stainless steel closing funnel collects rotor cooling water hair
The demineralized water of motor entering water water ring set leakage;
Step 2: being removed according to the cooling water generator water inlet water ring set leakage of the rotor measured in the overall process for opening machine rotation speed change
The flow of salt water and the related data for stablizing the leakage desalination water flow measured during load carrying, determine water inlet line
Internal diameter;Water inlet line is used to the demineralized water of recycling being delivered to low-pressure heater drain tank by stainless steel closing funnel;
Step 3: determining that the demineralized water of the cooling water generator water inlet water ring set leakage of rotor drains into low-pressure heater drain tank;
Step 4: when demineralized water drains into low-pressure heater drain tank, it is hydrophobic that demineralized water along water inlet line flow to low-pressure heater
Case;
Step 5: when the water level in the low-pressure heater drain tank rises to the first predeterminated position, starting low-pressure heater is dredged
Demineralized water in the low-pressure heater drain tank is delivered to condensing water conduit or other condensations by outlet conduit by water pump
Water reclamation system;
Alternatively, opening big low-pressure heater when the water level in the low-pressure heater drain tank rises to the first predeterminated position and dredging
The outlet of water pump adjusts door, increases its flow, thus adjusts the water level in low-pressure heater drain tank;
Step 6: when the water level decreasing in the low-pressure heater drain tank is to the second predeterminated position, stopping low-pressure heater and dredge
Water pump;
Alternatively, turning down low-pressure heater when the water level decreasing in the low-pressure heater drain tank is to the second predeterminated position and dredging
The outlet of water pump adjusts door, reduces its flow, thus adjusts the water level in low-pressure heater drain tank.
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CN201610593444.XA CN106436866B (en) | 2016-07-26 | 2016-07-26 | The cooling water generator water inlet water ring set leakage desalination water reclamation system of rotor and method |
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CN201610593444.XA CN106436866B (en) | 2016-07-26 | 2016-07-26 | The cooling water generator water inlet water ring set leakage desalination water reclamation system of rotor and method |
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CN106436866B true CN106436866B (en) | 2019-04-09 |
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Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1234986A (en) * | 1968-06-28 | 1971-06-09 | English Electric Co Ltd | Dynamo electric machine rotor |
CN202852793U (en) * | 2012-09-26 | 2013-04-03 | 陕西陕煤黄陵矿业有限公司 | Water recycling system capable of preventing shaking and water spraying of deaerator |
CN103672851A (en) * | 2013-12-04 | 2014-03-26 | 湖北双环科技股份有限公司 | Method and equipment for recycling demineralized water of thermal power plant |
US8881525B1 (en) * | 2013-07-01 | 2014-11-11 | Richard Lyle Shown | Hybrid electrical generation system |
CN204013072U (en) * | 2014-07-23 | 2014-12-10 | 大唐淮南洛河发电厂 | A kind of electric generating set rotor cooling water system |
CN205918455U (en) * | 2016-07-11 | 2017-02-01 | 合肥天源热电有限公司 | Hydrophobic recovery system device of steam power plant |
-
2016
- 2016-07-26 CN CN201610593444.XA patent/CN106436866B/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1234986A (en) * | 1968-06-28 | 1971-06-09 | English Electric Co Ltd | Dynamo electric machine rotor |
CN202852793U (en) * | 2012-09-26 | 2013-04-03 | 陕西陕煤黄陵矿业有限公司 | Water recycling system capable of preventing shaking and water spraying of deaerator |
US8881525B1 (en) * | 2013-07-01 | 2014-11-11 | Richard Lyle Shown | Hybrid electrical generation system |
CN103672851A (en) * | 2013-12-04 | 2014-03-26 | 湖北双环科技股份有限公司 | Method and equipment for recycling demineralized water of thermal power plant |
CN204013072U (en) * | 2014-07-23 | 2014-12-10 | 大唐淮南洛河发电厂 | A kind of electric generating set rotor cooling water system |
CN205918455U (en) * | 2016-07-11 | 2017-02-01 | 合肥天源热电有限公司 | Hydrophobic recovery system device of steam power plant |
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