CN106436866A - Recovery system and method for desalting water leaked from rotor cooling water generator water-intake water ring sleeve - Google Patents
Recovery system and method for desalting water leaked from rotor cooling water generator water-intake water ring sleeve Download PDFInfo
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- CN106436866A CN106436866A CN201610593444.XA CN201610593444A CN106436866A CN 106436866 A CN106436866 A CN 106436866A CN 201610593444 A CN201610593444 A CN 201610593444A CN 106436866 A CN106436866 A CN 106436866A
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- water
- low
- pressure heater
- drain tank
- heater drain
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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 invention provides a recovery system and a recovery method for desalting water leaked from a rotor cooling water generator water-intake water ring sleeve, in order to recover the desalting water leaked from the rotor cooling water generator water-intake water ring sleeve of a double-water internal cooling steamer generator water-cooling system so as to save energy. An outlet of a stainless steel closed funnel is connected to an inlet of a water-intake pipeline; a viewing window is arranged on the stainless steel closed funnel; an outlet of the water-intake pipeline is connected to a low-pressure heater drain tank or a desalting water pre-treatment device; an inlet of a water discharge pipeline communicates with the low-pressure heater drain tank; a regulating valve set is arranged on the water discharge pipeline; an inlet of a water return pipeline communicates with the water discharge pipeline and an outlet of the water return pipeline communicates with the low-voltage heater drain tank; and a water return valve is arranged on the water return pipeline. The stainless steel closed funnel is in charge of collecting the desalting water; and the desalting water in the water-intake pipeline is conveyed to the either the low-voltage heater drain tank or the desalting water pre-treatment device by virtue of the stainless steel closed funnel.
Description
Technical field
The present invention relates to a kind of rotor cooling water generator water inlet water ring set leakage desalination water reclamation system and method, especially
It is related to a kind of demineralized water of the rotor cooling water generator water inlet water ring set leakage of turbo-generator with inner water-cooled stator and rotor water-cooling system
Recovery system and method.
Background technology
Currently, in power plant, turbo-generator with inner water-cooled stator and rotor water-cooling system is cooled down to prevent the rotor of metal material
Water generator water inlet water ring set overtemperature, improves the safety of unit, and rotor cooling water generator water inlet water ring set continuously must be arranged
Put demineralized water.
As shown in figure 1, the demineralized water of current rotor cooling water generator water inlet water ring set leakage is usually to drain into no pressure
In water pipe, then sump is flowed into, the demineralized water of the continuous discharge of rotor cooling water generator water inlet water ring set is unrecovered.Due to rotor
The water quality of the continuous discharge of cooling water generator water inlet water ring set is demineralized water, is directly discharged to make in wastewater disposal basin or external environment
Become the waste of the energy.
Content of the invention
It is an object of the invention to overcoming above-mentioned deficiency present in prior art, and provide a kind of rotor reasonable in design
Cooling water generator water inlet water ring set leakage desalination water reclamation system and method, can reclaim turbo-generator with inner water-cooled stator and rotor water-cooled system
The demineralized water of the rotor cooling water generator water inlet water ring set leakage of system, energy saving.
The present invention the adopted technical scheme that solves the above problems is：A kind of rotor cooling water generator water inlet water ring set is let out
Leakage desalination water reclamation system, it is characterised in that：Hydrophobic including rustless steel closing funnel, observation window, inlet channel, low-pressure heater
Case apparatus or desalination water pre-treatment means；The outlet of rustless steel closing funnel is connected with the entrance of inlet channel；Observation window sets
Put on rustless steel closing funnel；The outlet of inlet channel is connected to low-pressure heater drain tank or desalination water pretreatment dress
Put；The entrance of outlet conduit is connected with low-pressure heater drain tank；Adjustment valve group is on outlet conduit；Water return pipeline
Entrance is connected with outlet conduit, and outlet is connected with low-pressure heater drain tank；Backwater valve is on water return pipeline.
The present invention is when the outlet of inlet channel is connected to low-pressure heater drain tank, and the outlet of inlet channel is located at low pressure
Heater condensate bottom portion.
Multiple adjustment valves are provided with adjustment valve group of the present invention.
Adjustment valve of the present invention is four, three and adjusts after valves are connected with that adjustment valve remaining simultaneously
Connection.
Present invention additionally comprises flowing water Valve, flowing water Valve is on outlet conduit, and is located at low-pressure heater drain tank
And low-pressure heater drainage pump between.
A kind of rotor cooling water generator water inlet water ring set leakage desalination water recovery method, it is characterised in that：Using described
System demineralized water is reclaimed, step is as follows：
Step 1：Rotor cooling water generator water inlet water ring set leakage according to measuring in the overall process for opening machine rotation speed change is removed
The related data of the flow of saline, determines the size of rustless steel closing funnel；Rustless steel closing funnel is collected rotor cooling water and is sent out
The demineralized water of motor entering water water ring set leakage；
Step 2：Rotor cooling water generator water inlet water ring set leakage according to measuring in the overall process for opening machine rotation speed change is removed
The flow of saline and the related data of the leakage desalination discharge for measuring during stablizing load carrying, determine inlet channel
Internal diameter；Inlet channel is used for for the demineralized water of recovery being delivered to low-pressure heater drain tank or desalination by rustless steel closing funnel
Water pre-treatment means；
Step 3：Determine that the demineralized water of rotor cooling water generator water inlet water ring set leakage drains into low-pressure heater drain tank still
Desalination water pre-treatment means；
Step 4：When demineralized water drains into low-pressure heater drain tank, it is hydrophobic that demineralized water flow to low-pressure heater along inlet channel
Case；
Step 5：When the water level in the low-pressure heater drain tank rises to the first predeterminated position, start low-pressure heater and dredge
Water pump, the demineralized water in the low-pressure heater drain tank is delivered to condensing water conduit or other condensations by outlet conduit
Water reclamation system；
Or, when the water level in the low-pressure heater drain tank rises to the first predeterminated position, drive big low-pressure heater and dredge
The outlet adjustment door of water pump, 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, stops low-pressure heater and dredge
Water pump；
Or, when the water level decreasing in the low-pressure heater drain tank is to the second predeterminated position, turns down low-pressure heater and dredge
The outlet adjustment door of water pump, reduces its flow, thus adjusts the water level in low-pressure heater drain tank.
The present invention compared with prior art, with advantages below and effect：The present invention can solve the problem that double-water internal cooling steamer is sent out
Motor water cooling system rotor cooling water generator water inlet water ring set leakage demineralized water be directly discharged to wastewater disposal basin or the external world
The problem of the waste of the energy can be caused in environment.
Description of the drawings
Fig. 1 is that in prior art, no pressure water pipe is generated electricity with the rotor cooling water of turbo-generator with inner water-cooled stator and rotor water-cooling system
The structural representation of machine water inlet water ring set connection.
Fig. 2 is the rotor cooling water generator water inlet water of the embodiment of the present invention and turbo-generator with inner water-cooled stator and rotor water-cooling system
The structural representation of ring set connection.
Specific embodiment
The present invention is described in further detail below in conjunction with the accompanying drawings and by embodiment, following examples be to this
Bright explanation and the invention is not limited in following examples.
Referring to Fig. 2, the embodiment of the present invention includes rustless steel closing funnel 1, observation window 2, inlet channel 3, low-pressure heater
Hydrophobic case apparatus or desalination water pre-treatment means.
The hydrophobic case apparatus of low-pressure heater include 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 rustless steel closing funnel 1 is connected with the entrance of inlet channel 3.
Observation window 2 is arranged on rustless steel closing funnel 1.
First, when unit has the hydrophobic case apparatus of low-pressure heater：
The outlet of inlet channel 3 is connected to low-pressure heater drain tank 4, and is located at 4 bottom of low-pressure heater drain tank, can avoid
Impact unit vacuum.The entrance of inlet channel 3 is used for being connected with the desalination water out of rotor cooling water generator water inlet water ring set.
The entrance of outlet conduit 7 is connected with 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 on outlet conduit 7.
The entrance of water return pipeline 8 is connected with outlet conduit 7, and outlet is connected with low-pressure heater drain tank 4.
Backwater valve 9 is on water return pipeline 8.
Flowing water Valve 10 is 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 keying of this section of outlet conduit 7.
Rustless steel closing funnel 1 is used for collecting the rotor cooling water generator of turbo-generator with inner water-cooled stator and rotor water-cooling system and enters
The demineralized water of water water ring set leakage.
Inlet channel 3 is used for transmitting the rotor cooling water generator water inlet water ring of turbo-generator with inner water-cooled stator and rotor water-cooling system
The demineralized water of set leakage, the demineralized water of recovery is delivered to low-pressure heater drain tank 4 by rustless steel closing funnel 1, then by going out
On waterpipe 7, low-pressure heater drainage pump 5 is delivered to condensing water conduit or other condensates by adjusting the adjustment of valve group 6
Recovery system.
Demineralized water on outlet conduit 7 can be returned by low-pressure heater drain tank 4 by water return pipeline 8.
Multiple adjustment valves are provided with adjustment valve group 6, can so adjust can be convenient and accurate.This enforcement
In example, adjustment valve is four, with that adjustment valve in parallel remaining after three adjustment valves series connection.
2nd, when the hydrophobic case apparatus of unit no low-pressure heater：The demineralized water that the outlet of inlet channel 3 is connected to chemistry is pre-
Processing meanss, inlet channel 3 is used for transmitting the rotor cooling water generator water inlet water of turbo-generator with inner water-cooled stator and rotor water-cooling system
The demineralized water of ring set leakage, the demineralized water of recovery is delivered to desalination water pre-treatment means by rustless steel closing funnel 1.
A kind of desalination of the rotor cooling water generator water inlet water ring set leakage of turbo-generator with inner water-cooled stator and rotor water-cooling system
The recovery method of water, is reclaimed to demineralized water using above-mentioned system, and step is as follows：
Step 1：Rotor cooling water generator water inlet water ring set leakage according to measuring in the overall process for opening machine rotation speed change is removed
The related data of the flow of saline, determines the size of rustless steel closing funnel 1 so that rustless steel closing funnel 1 can meet flow.
Rustless steel closing funnel 1 collects the demineralized water of rotor cooling water generator water inlet water ring set leakage.
Step 2：Rotor cooling water generator water inlet water ring set according to measuring in the overall process for opening machine rotation speed change is let out
The related data for leaking desalination discharge for leaking the flow of demineralized water and measuring during stablizing load carrying, determines water inlet pipe
The internal diameter in road 3 so that inlet channel 3 can meet flow.Inlet channel 3 transmits turning for turbo-generator with inner water-cooled stator and rotor water-cooling system
The demineralized water of son cooling water generator water inlet water ring set leakage, for being conveyed the demineralized water of recovery by rustless steel closing funnel 1
To low-pressure heater drain tank 4 or desalination water pre-treatment means.
Step 3：Determine that the demineralized water of rotor cooling water generator water inlet water ring set leakage 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 turn
The demineralized water that son cools down water generator water inlet water ring set leakage is thin from low-pressure heater is flow under gravity along inlet channel 3
Water tank 4.
Step 5：When the water level in the low-pressure heater drain tank 4 rises to the first predeterminated position, automatic is low
Pressure heater-drip pump 5, 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；
Or, when the water level in the low-pressure heater drain tank 4 rises to the first predeterminated position, open automatically big low-pressure heating
The outlet adjustment door of device drainage pump 5, 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, it is automatically stopped low pressure and adds
Hot device drainage pump 5；
Or, when the water level decreasing in the low-pressure heater drain tank 4 is to the second predeterminated position, turn down automatically low-pressure heating
The outlet adjustment door of device drainage pump 5, reduces its flow, thus adjusts the water level in low-pressure heater drain tank 4；
So, maintaining 4 water level of low-pressure heater drain tank in certain interval, even if when water tank being flow to without water delivery, can adjust
Little be even switched off index combustion fan, the drainage pump can be run with recirculation, and the impact for steam turbine is less, can achieve noiseless fortune
OK.
Device total drag coefficients K can determine that according to below equation：
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 ibid.
Furthermore, it is necessary to illustrate, the specific embodiment described in this specification, the shape of its parts and components, it is named
Title etc. can be different, and the above content described in this specification is only to present configuration example explanation.
Claims (6)
1. a kind of rotor cooling water generator water inlet water ring set leaks desalination water reclamation system, it is characterised in that：Including rustless steel
The hydrophobic case apparatus of closing funnel, observation window, inlet channel, low-pressure heater or desalination water pre-treatment means；Rustless steel is closed
The outlet of funnel is connected with the entrance of inlet channel；Observation window is arranged on rustless steel closing funnel；The outlet of inlet channel is even
It is connected to low-pressure heater drain tank or desalination water pre-treatment means；The entrance of outlet conduit is with low-pressure heater drain tank even
Logical；Adjustment valve group is on outlet conduit；The entrance of water return pipeline is connected with outlet conduit, and outlet is dredged with low-pressure heater
Water tank is connected；Backwater valve is on water return pipeline.
2. rotor cooling water generator water inlet water ring set according to claim 1 leaks desalination water reclamation system, its feature
It is：When the outlet of inlet channel is connected to low-pressure heater drain tank, the outlet of inlet channel is dredged positioned at low-pressure heater
Water tank bottom.
3. rotor cooling water generator water inlet water ring set according to claim 1 leaks desalination water reclamation system, its feature
It is：Multiple adjustment valves are provided with described adjustment valve group.
4. rotor cooling water generator water inlet water ring set according to claim 3 leaks desalination water reclamation system, its feature
It is：Described adjustment valve is four, with that adjustment valve in parallel remaining after three adjustment valve series connection.
5. rotor cooling water generator water inlet water ring set according to claim 1 leaks desalination water reclamation system, its feature
It is：Also include flowing water Valve, flowing water Valve is on outlet conduit, and is located at low-pressure heater drain tank and low-pressure heating
Between device drainage pump.
6. a kind of rotor cooling water generator water inlet water ring set leaks desalination water recovery method, it is characterised in that：Will using right
The system described in 1-5 any claim is asked to reclaim demineralized water, step is as follows：
Step 1：Rotor cooling water generator water inlet water ring set leakage according to measuring in the overall process for opening machine rotation speed change is removed
The related data of the flow of saline, determines the size of rustless steel closing funnel；Rustless steel closing funnel is collected rotor cooling water and is sent out
The demineralized water of motor entering water water ring set leakage；
Step 2：Rotor cooling water generator water inlet water ring set leakage according to measuring in the overall process for opening machine rotation speed change is removed
The flow of saline and the related data of the leakage desalination discharge for measuring during stablizing load carrying, determine inlet channel
Internal diameter；Inlet channel is used for for the demineralized water of recovery being delivered to low-pressure heater drain tank or desalination by rustless steel closing funnel
Water pre-treatment means；
Step 3：Determine that the demineralized water of rotor cooling water generator water inlet water ring set leakage drains into low-pressure heater drain tank still
Desalination water pre-treatment means；
Step 4：When demineralized water drains into low-pressure heater drain tank, it is hydrophobic that demineralized water flow to low-pressure heater along inlet channel
Case；
Step 5：When the water level in the low-pressure heater drain tank rises to the first predeterminated position, start low-pressure heater and dredge
Water pump, the demineralized water in the low-pressure heater drain tank is delivered to condensing water conduit or other condensations by outlet conduit
Water reclamation system；
Or, when the water level in the low-pressure heater drain tank rises to the first predeterminated position, drive big low-pressure heater and dredge
The outlet adjustment door of water pump, 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, stops low-pressure heater and dredge
Water pump；
Or, when the water level decreasing in the low-pressure heater drain tank is to the second predeterminated position, turns down low-pressure heater and dredge
The outlet adjustment door of water pump, reduces its flow, thus adjusts the water level in low-pressure heater drain tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| 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 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| 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 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106436866A true CN106436866A (en) | 2017-02-22 |
| CN106436866B CN106436866B (en) | 2019-04-09 |
Family
ID=58185122
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610593444.XA Active 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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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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| Publication number | Publication date |
|---|---|
| CN106436866B (en) | 2019-04-09 |
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