CN209605658U - Turbine condenser on-line cleaning system - Google Patents
Turbine condenser on-line cleaning system Download PDFInfo
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- CN209605658U CN209605658U CN201920260195.1U CN201920260195U CN209605658U CN 209605658 U CN209605658 U CN 209605658U CN 201920260195 U CN201920260195 U CN 201920260195U CN 209605658 U CN209605658 U CN 209605658U
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Abstract
The utility model discloses a kind of turbine condenser on-line cleaning systems, are related to turbine generator field, and it is uneconomical, not environmentally to solve the problems, such as to clean condenser offline.The technical solution adopted in the utility model is: turbine condenser on-line cleaning system, including condenser, descaling bath, acid picking pump and circulation line, condenser is divided into north side condenser and southern side condenser two parts, north side condenser is arranged north side and recycles water inlet and north side circulating water outlet, and southern side condenser is arranged southern side and recycles water inlet and southern side circulating water outlet；The entrance side ducts of acid picking pump are connected in descaling bath, and the outlet side ducts of acid picking pump are connected with north side circulation water inlet, southern side circulation water inlet respectively；North side circulating water outlet and southern side circulating water outlet are separately connected pickling solution recovery tube, and pickling solution recovery tube is connected to descaling bath and forms circulation line.North side condenser and southern side condenser can be run simultaneously, can also isolated operation, it is non-interference, realize on-line cleaning.
Description
Technical field
The utility model relates to turbine generator field, the scale of specifically a kind of pair of gas turbine generator condenser carries out online
The system of cleaning.
Background technique
Turbo-generator Set consumes dry coke quenching steam-electric power.In normal course of operation, exhaust steam in steam turbine enters condenser, weary
Vapour condensation discharge amount of heat.To ensure that heat is pulled away, a large amount of circulating water condensers are needed.Recirculated water is usually using work
Industry water, industry water flow in heat exchange pipeline for a long time, easy fouling.Scale influences heat dissipation effect, reduces steam turbine operation efficiency, because
This is cleaned.In general, carrying out physical cleaning using high pressure water, this belongs to off-line cleaning method after unit outage.
Since unit outage stage coal gas is largely rich, generator is stopped transport cleans condenser offline, leads to a large amount of coal gas
Release, it is uneconomical more not environmentally.
Utility model content
The utility model provides a kind of turbine condenser on-line cleaning system, solve offline cleaning condenser it is uneconomical,
Also not environmentally the problem of.
The technical scheme adopted by the utility model to solve the technical problem is as follows: turbine condenser on-line cleaning system,
Including condenser, descaling bath, acid picking pump and circulation line, condenser is divided into north side condenser and southern side condenser two parts,
North side condenser is arranged north side and recycles water inlet and north side circulating water outlet, and southern side condenser is arranged southern side and recycles water inlet and south
Side circulating water outlet, north side recycle water inlet, north side circulating water outlet, southern side circulation water inlet and southern side circulating water outlet difference
Valve is set；
The entrance side ducts of acid picking pump are connected in descaling bath, the connection threeway of the outlet side ducts of acid picking pump and respectively with north
Side recycles water inlet, southern side circulation water inlet is connected, and threeway and north side recycle on the pipeline of water inlet and southern side circulation water inlet
Valve is respectively set；North side circulating water outlet and southern side circulating water outlet are separately connected pickling solution recovery tube, pickling solution recovery tube
It is connected to descaling bath and forms circulation line.
Further, acid picking pump outlet side ducts connect recirculation conduit, recirculation conduit is connected to descaling bath,
Valve is also set up on recirculation conduit.
Further, the north side circulation water inlet is set to the bottom of north side condenser, north side circulating water outlet is set
It is placed in the top of north side condenser；Southern side circulation water inlet is set to the bottom of southern side condenser, the setting of southern side circulating water outlet
In the top of southern side condenser.In this way convenient for the gas in emptying north side condenser and southern side condenser.
Further, the pickling solution recovery tube is arranged in the top of descaling bath.
Specific: the descaling bath also sets up liquid supplementation pipe, and valve is arranged in liquid supplementation pipe.
Specific: sewage pipe is arranged in the bottom of the descaling bath, and valve is arranged on sewage pipe.
It is specific: flowmeter is set in the outlet side ducts of the acid picking pump.
The beneficial effects of the utility model are: north side condenser and southern side condenser can be run simultaneously, can also isolated operation,
Non-interference, that is, when cleaning north side condenser, southern side condenser can be operated normally, and vice versa.Turbine condenser is clear online
System is washed by needing to reduce power, does not need to stop generator operation completely, reduces coal gas diffusion amount, increase generated energy, mention
High steam turbine operation efficiency.The flow of the adjustable pickling solution for entering north side condenser and/or southern side condenser of recirculation conduit.
Detailed description of the invention
Fig. 1 is the schematic diagram of the utility model turbine condenser on-line cleaning system.
Components, position and number in figure: descaling bath 1, acid picking pump 2, north side condenser 3, north side circulation water inlet 3-1,
North side circulating water outlet 3-2, southern side condenser 4, southern side circulation water inlet 4-1, southern side circulating water outlet 4-2, pickling solution recycling
Pipe 5, recirculation conduit 6, liquid supplementation pipe 7, sewage pipe 8.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawing.
As shown in Figure 1, the utility model turbine condenser on-line cleaning system, including condenser, descaling bath 1, pickling
Pump 2 and circulation line, condenser are divided into 4 two parts of north side condenser 3 and southern side condenser, and north side is arranged in north side condenser 3
Water inlet 3-1 and north side circulating water outlet 3-2 is recycled, is formed between the circulation water inlet 3-1 and north side circulating water outlet 3-2 of north side
Penetrate through water channel；Southern side condenser 4 is arranged southern side and recycles water inlet 4-1 and southern side circulating water outlet 4-2, and southern side recycles water inlet 4-
Perforation water channel is formed between 1 and southern side circulating water outlet 4-2；North side recycles water inlet 3-1, north side circulating water outlet 3-2, southern side
Valve is respectively set in circulation water inlet 4-1 and southern side circulating water outlet 4-2.North side condenser 3 and southern side condenser 4 are mutually solely
It is vertical, it does not penetrate through mutually.
The entrance side ducts of acid picking pump 2 are connected in descaling bath 1, and the outlet side ducts of acid picking pump 2 connect threeway and difference
It is connected with north side circulation water inlet 3-1, southern side circulation water inlet 4-1, i.e. the two of threeway branch pipe enters with north side recirculated water respectively
Mouth 3-1, southern side recycle water inlet 4-1.Divide on the pipeline of threeway and north side circulation water inlet 3-1 and southern side circulation water inlet 4-1
It She Zhi not valve.The valve that north side recycles on water inlet 3-1 and southern side circulation water inlet 4-1 is closed, and pickling solution can pass through pickling
Pump 2 and threeway, then respectively enter north side condenser 3 and southern side condenser 4.Acid picking pump 2 and north side circulation water inlet 3-1 and southern side
Recycle water inlet 4-1 pipeline on valve close, the pickling solution that acid picking pump 2 pumps out respectively enter north side condenser 3 and/or
In southern side condenser 4, return water is back to descaling bath 1 by pickling solution recovery tube 5 after cleaning.
North side circulating water outlet 3-2 and southern side circulating water outlet 4-2 is separately connected pickling solution recovery tube 5, pickling solution recycling
Pipe 5 is connected to descaling bath 1 and forms circulation line.Pickling solution recovery tube 5 can be two, as shown in Figure 1, connection north side follow
The pickling solution recovery tube 5 of ring water out 3-2 and connection southern side circulating water outlet 4-2 are connected to descaling bath 1 after converging.North side circulation
Valve on water out 3-2 and southern side circulating water outlet 4-2 is closed, the pickling flowed out from north side condenser 3 and southern side condenser 4
Liquid flows back to descaling bath 1 from pickling solution recovery tube 5.
Before on-line cleaning, need to empty the air in circulation line.For the ease of air is discharged, north side recycles water inlet
3-1 is set to the bottom of north side condenser 3, the i.e. bottom position of north side condenser 3；North side circulating water outlet 3-2 is set to north side
The top of condenser 3, the i.e. highest point of north side condenser 3.Correspondingly, southern side circulation water inlet 4-1 is set to southern side condenser 4
Bottom, southern side circulating water outlet 4-2 is set to the top of southern side condenser 4.
When the pump output of acid picking pump 2 is constant, for the ease of being adjusted into the acid of north side condenser 3 and/or southern side condenser 4
The flow of washing lotion, acid picking pump 2 export side ducts and connect recirculation conduit 6, and recirculation conduit 6 is connected to descaling bath 1, recirculation pipe
Valve is also set up on road 6.Before carrying out on-line cleaning simultaneously, water inlet 3-1 and southern side recirculated water are recycled by threeway and north side
The valve on valve and recirculation conduit 6 on the pipeline of entrance 4-1 can adjust the flow of circulation line, follow convenient for detection
The air-tightness on endless tube road.
For the ease of observing the color and changes in flow rate of pickling solution, pickling solution recovery tube 5 is arranged in the upper of descaling bath 1
Side.Descaling bath 1 also sets up liquid supplementation pipe 7, and valve is arranged in liquid supplementation pipe 7, and liquid supplementation pipe 7 is used to supplement pickling solution into descaling bath 1, or
Other substances of person.Sewage pipe 8 is arranged in the bottom of descaling bath 1, and valve is arranged on sewage pipe 8.Stream can also be set on circulation line
Meter, such as flowmeter is set in the outlet side ducts of acid picking pump 2.Settable valve in the entrance side ducts of acid picking pump 2, control
Relieving haperacidity eluent flow and flow velocity.
North side condenser 3 and 4 one, southern side condenser normal operations, another carries out on-line cleaning.When on-line cleaning,
Generator load is reduced, each valve is adjusted, the appropriate industry water of supplement, starts the water pressurising in system of acid picking pump 2 in descaling bath,
After system leak test is qualified, 60% nitric acid liquid is added, so that pickling solution is no more than 6%, constantly recycles, to heat exchange tube of condenser
The fouling of road inner wall carries out pickling.On-line cleaning per half an hour detects a Fe3+Content, nitric acid strength of fluid run the solidifying of side
It bears water containing Na+, hardness number.Condensed water contains Na without hardness+Pickling is carried out when measuring normal.Fe in pickling solution3+Content is more than
Stop pickling when 500ppm.Pickling terminate after into descaling bath 1 plus alkali, in be bonded to pH value not less than 7.
Claims (7)
1. turbine condenser on-line cleaning system, it is characterised in that: including condenser, descaling bath (1), acid picking pump (2) and follow
Endless tube road, condenser are divided into north side condenser (3) and southern side condenser (4) two parts, and north side condenser (3) setting north side is followed
Ring water inlet (3-1) and north side circulating water outlet (3-2), southern side condenser (4) are arranged southern side and recycle water inlet (4-1) and southern side
Circulating water outlet (4-2), north side recycle water inlet (3-1), north side circulating water outlet (3-2), southern side circulation water inlet (4-1) and
Valve is respectively set in southern side circulating water outlet (4-2)；
The entrance side ducts of acid picking pump (2) are connected in descaling bath (1), and the outlet side ducts connection threeway of acid picking pump (2) simultaneously divides
It is not connected with north side circulation water inlet (3-1), southern side circulation water inlet (4-1), threeway and north side recycle water inlet (3-1) and south
Valve is respectively set on the pipeline of side circulation water inlet (4-1)；North side circulating water outlet (3-2) and southern side circulating water outlet (4-
2) it is separately connected pickling solution recovery tube (5), pickling solution recovery tube (5) is connected to descaling bath (1) and forms circulation line.
2. turbine condenser on-line cleaning system as described in claim 1, it is characterised in that: acid picking pump (2) outlet
Side ducts connect recirculation conduit (6), and recirculation conduit (6) is connected to descaling bath (1), and recirculation conduit also sets up valve on (6)
Door.
3. turbine condenser on-line cleaning system as described in claim 1, it is characterised in that: the north side recycles water inlet
(3-1) is set to the bottom of north side condenser (3), and north side circulating water outlet (3-2) is set to the top of north side condenser (3)；
Southern side circulation water inlet (4-1) is set to the bottom of southern side condenser (4), and it is solidifying that southern side circulating water outlet (4-2) is set to southern side
The top of vapour device (4).
4. turbine condenser on-line cleaning system as claimed in claim 1,2 or 3, it is characterised in that: the pickling solution returns
Closed tube (5) is arranged in the top of descaling bath (1).
5. turbine condenser on-line cleaning system as claimed in claim 1,2 or 3, it is characterised in that: the descaling bath (1)
It also sets up liquid supplementation pipe (7), valve is arranged on (7) in liquid supplementation pipe.
6. turbine condenser on-line cleaning system as claimed in claim 1,2 or 3, it is characterised in that: the descaling bath (1)
Bottom sewage pipe (8) are set, valve is arranged on (8) in sewage pipe.
7. turbine condenser on-line cleaning system as claimed in claim 1,2 or 3, it is characterised in that: the acid picking pump (2)
Outlet side ducts on flowmeter is set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920260195.1U CN209605658U (en) | 2019-02-27 | 2019-02-27 | Turbine condenser on-line cleaning system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920260195.1U CN209605658U (en) | 2019-02-27 | 2019-02-27 | Turbine condenser on-line cleaning system |
Publications (1)
| Publication Number | Publication Date |
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| CN209605658U true CN209605658U (en) | 2019-11-08 |
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ID=68405079
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201920260195.1U Active CN209605658U (en) | 2019-02-27 | 2019-02-27 | Turbine condenser on-line cleaning system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111690943A (en) * | 2020-07-10 | 2020-09-22 | 大唐华银电力股份有限公司金竹山火力发电分公司 | Device and method for cleaning hard scale on inner wall of condenser steel pipe |
| CN112033211A (en) * | 2020-09-04 | 2020-12-04 | 凌源钢铁股份有限公司 | Condenser online cleaning method |
| CN112268484A (en) * | 2020-10-27 | 2021-01-26 | 江苏联峰实业有限公司 | Cooler online cleaning device |
-
2019
- 2019-02-27 CN CN201920260195.1U patent/CN209605658U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111690943A (en) * | 2020-07-10 | 2020-09-22 | 大唐华银电力股份有限公司金竹山火力发电分公司 | Device and method for cleaning hard scale on inner wall of condenser steel pipe |
| CN112033211A (en) * | 2020-09-04 | 2020-12-04 | 凌源钢铁股份有限公司 | Condenser online cleaning method |
| CN112268484A (en) * | 2020-10-27 | 2021-01-26 | 江苏联峰实业有限公司 | Cooler online cleaning device |
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