CN205879907U - Multi -functional on -line monitoring device of thermal power factory heat exchanger - Google Patents
Multi -functional on -line monitoring device of thermal power factory heat exchanger Download PDFInfo
- Publication number
- CN205879907U CN205879907U CN201620720470.XU CN201620720470U CN205879907U CN 205879907 U CN205879907 U CN 205879907U CN 201620720470 U CN201620720470 U CN 201620720470U CN 205879907 U CN205879907 U CN 205879907U
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- Prior art keywords
- heat exchanger
- water inlet
- cooling water
- outlet
- pipeline
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Abstract
The utility model discloses a multi -functional on -line monitoring device of thermal power factory heat exchanger, include in power plant cooling system the heat exchanger that sets up, heat exchanger cooling water inlet pipe is provided with the flowmeter on the road, and the oral -lateral of intaking of heat exchanger inclines with the delivery port and is provided with the temperature measurement point respectively, wherein, and at the flowmeter extremely respectively be provided with by pass pipe on the pipeline be connected on the pipeline of heat exchanger cooling water water inlet and with the heat exchanger delivery port, be connected with the lacing film monitor respectively on two by pass pipes. Compared with the prior -art cosmetic case, the utility model discloses utilize and measure conductivity, pH, realize the real time monitoring to the change of recirculated cooling water quality of water to adjust simultaneously according to this experimental data to the circulating water operating condition, reaction precision is high, and can obtain continuous tentation data, has avoided being interrupted the data hysteresis problem that the manual sampling caused, and the easy operation effect is directly perceived.
Description
Technical field
This utility model relates to the multi-functional on-Line Monitor Device of a kind of thermal power plant heat exchanger, is used for studying supervision and follows
Ring cooling water changes the corrosion and scaling situation after flow velocity, dosing method regulation.
Background technology
Thermal power plant condenser is one of of paramount importance heat power equipment in power plant.In power generation, along with cooling
The concentration of water intermediate ion or the change of condition of water quality, condenser can occur the problem such as fouling, burn into microbial growth.How and
Time discovering device exist impact safety problem particularly important.On-line monitoring heat exchanger is that one can simulation loop cooling
The operating condition of water and a kind of on-Line Monitor Device of the internal present situation of condenser.Current on-line monitoring heat exchanger is single fortune
Working method under row flow velocity, it is impossible to lumped modelling when water circulating pump switches flow velocity change in the case of condenser state, with
The burn into microbial growth situation that what Shi Buneng was real-time intuitively recognize in heat exchanger tube；The most do not possess simultaneously and monitor water quality in real time
The function of change, has certain limitation.
Summary of the invention
The purpose of this utility model is to provide the multi-functional on-Line Monitor Device of a kind of thermal power plant heat exchanger, permissible
The lumped modelling apparent condition of condenser tube heat pipe in the case of flow velocity changes when water circulating pump switches, can intuitively understand simultaneously
Burn into microbial growth situation in heat exchanger tube so that the result of the test that on-line monitoring draws and the operation feelings of monitoring in real time
Condition is consistent with practical condition, flexible operation, it is possible to realize monitoring fouling, burn into microbial growth, variation water quality in real time
Situation etc..
The purpose of this utility model is achieved through the following technical solutions, a kind of thermal power plant heat exchanger multi-functional
On-Line Monitor Device, is included in power plant cooling system the heat exchanger arranged, and heat exchanger cooling water inlet pipe is provided with on road
Effusion meter, water inlet side and the outlet side of heat exchanger are respectively arranged with temperature measuring point, wherein, at effusion meter to described heat exchange
It is respectively arranged with shunt valve, two bypasses on the pipeline being connected on the pipeline of device cooling water intake and with heat exchanger outlet
Lacing film monitor it is connected on pipe.
Scheme is further: described lacing film monitor is a sealing container with transparent window, permissible through window
Observing the apparent condition change arranging test piece in sealing container, described sealing container is respectively arranged with water inlet and outlet,
Water inlet and outlet are connected with described shunt valve by valve respectively.
Scheme is further: be provided with pH value and electrical conductivity test sample point on described effusion meter cooling water inlet pipeline
Interface.
Compared with the prior art, this utility model has the beneficial effect that:
1, this utility model utilizes and measures electrical conductivity, pH, achieves the real-time monitoring to circulating cooling water quality change, with
Time according to this experimental data, recirculated water operating condition can be adjusted, reaction precision is high, and can obtain continuous print test number
According to, it is to avoid it is interrupted the data lag issues that manual sampling causes.
2, this utility model is by arranging spinner flowmeter on cooling water inlet pipe, it is possible to achieve obtained by Flow-rate adjustment
In the same period under condition of water quality, change recirculated water water inlet flow velocity, such that it is able to the surface to the heat exchanger tube under different in flow rate
State carries out systematic research, and then is to heat exchange tube of condenser in the case of Various Seasonal water circulating pump method of operation difference
Impact provide experimental basis.
3, this utility model arranges lacing film monitor on cooling water outlet and inlet pipeline, by selecting the corrosion of suitable material
Indicating piece, it is possible to achieve under conditions of infrequently dismantling heat exchanger tube, sees the apparent condition of indicating piece, and then reaction intuitively
State in heat exchanger tube, effect simple to operate is directly perceived.
4, this utility model flexible operation, obtained experimental result is intuitive and reliable, and the test period controls freely, to adapt to various
Change experimental enviroment, it is adaptable to water quality, operating condition, dosing condition change under the conditions of field test research.
Below in conjunction with the accompanying drawings and this utility model is described in further detail by detailed description of the invention.
Accompanying drawing explanation
Fig. 1 is this utility model structural representation.
Detailed description of the invention
The multi-functional on-Line Monitor Device of a kind of thermal power plant heat exchanger, is included in power plant cooling system setting
Heat exchanger 1, Fig. 1 illustrates two set heat exchangers, is provided with effusion meter 3, is spinner on heat exchanger cooling water inlet pipe road 2
Meter, the water inlet side of described heat exchanger and outlet side be respectively arranged with temperature measuring point 4 and 5, wherein, in order to intuitively
Online observation, on the pipeline being connected on the pipeline of effusion meter to described heat exchanger cooling water intake and with heat exchanger outlet
It is respectively arranged with backflow shunt valve 6 and 7, two shunt valves are connected to lacing film monitor 8.Wherein, described lacing film prison
Visual organ is a sealing container with transparent window, can observe the surface shape arranging test piece in sealing container through window
State changes, and described sealing container is respectively arranged with water inlet and outlet, water inlet and outlet and passes through valve respectively with described
Shunt valve connects.
In embodiment: be provided with pH value and electrical conductivity test sample point interface on described effusion meter cooling water inlet pipeline
9 and 10.
In embodiment: being provided with steam flow channel in the heat exchanger 1 that two sets be arranged in parallel, steam inlet end is by subtracting
Pressure valve 11 is connected with steam inlet pipeline L3, and steam (vapor) outlet end is connected with steam drainage pipeline L4 by steam condenser 12
Logical, steam inlet end is respectively equipped with vapor (steam) temperature measuring point 4 simultaneously.
Two are arranged by backflow shunt valve parallel on cooling water inlet pipe road L1 between spinner flowmeter 3 and heat exchanger
Water inlet lacing film monitor 8, lacing film monitor inside can hang the corrosion indicator relevant to requirement of experiment, for reflection not
Under heat transfer boundary condition, recirculated cooling water is on the impact in terms of indicating piece corrosion and scaling, microbial growth.The cooling of heat exchanger 1
On water outlet pipeline L2 by backflow shunt valve water outlet lacing film monitor 8 is set equally, lacing film monitor inside can hang with
The corrosion indicator that requirement of experiment is relevant, for reflection indicating piece under heat exchanger Posterior circle water produces certain temperature condition
Corrosion and scaling, situation in terms of microbial growth.
In test, cooling water, by cooling water inlet pipe road L1, enters spinner flowmeter 3 through water inflow filter 13, and
Can standard be gone to read into electrical conductivity of water and pH value by pH measuring point 9 and electrical conductivity measuring point 10.By regulation spinner flowmeter 3
Flow is different, it is achieved the flow velocity entering each heat exchanger tube is different.Meanwhile open air relief valve 11, be passed through through vapor line L3
100 DEG C of saturated vapors, steam after heat exchanger 4 through steam condenser 12 formed hydrophobic by steam cooling hydrophobic pipeline outside arrange,
Cooling water produces certain temperature rise as cooling medium through heat exchanger tube and arranges outside supercooled water water outlet L2.
Close valve F3, F4, F7, F5, F1, F2, F5, the F6 on shunt valve successively by shunt valve and cooling water Inlet and outlet water
Isolation, loads corrosion indicator cooler water inlet lacing film monitor and cooler water outlet lacing film monitor, opens the most successively
Valve F3, F4, F7, F5, F1, F2, F5, F6 ensure that cooling water passes through lacing film monitor, by monitoring in piece suspension device in real time
The state of corrosion indicator can intuitively reflect fouling corrosion biological growth situation in pipe heat pipe.
Temperature point 4 is easy to monitor vapor (steam) temperature, and temperature point 5 is easy to monitoring cooling water leaving water temperature.
A upper periodic duty situation and different in flow rate exchange heat pipe is it will be seen that by the inspection that splits out of periodically exchange heat pipe
Impact in terms of fouling corrosion biological growth, and then under non-stop-machine state, react the running status of plant condenser.
Claims (3)
1. a multi-functional on-Line Monitor Device for thermal power plant heat exchanger, is included in power plant cooling system changing of setting
Hot device, heat exchanger cooling water inlet pipe is provided with effusion meter on road, and water inlet side and the outlet side of heat exchanger are respectively arranged with
Temperature measuring point, it is characterised in that effusion meter to described heat exchanger cooling water intake pipeline on and with heat exchanger water outlet
It is respectively arranged with shunt valve on the pipeline that mouth connects, two shunt valves are connected to lacing film monitor.
On-Line Monitor Device the most according to claim 1, it is characterised in that described lacing film monitor is one and has transparent
The sealing container of window, can observe the apparent condition change arranging test piece in sealing container through window, and described sealing is held
Device is respectively arranged with water inlet and outlet, water inlet and outlet and is connected with described shunt valve by valve respectively.
On-Line Monitor Device the most according to claim 1 and 2, it is characterised in that at described effusion meter cooling water inlet pipe
PH value and electrical conductivity test sample point interface it is provided with on road.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620720470.XU CN205879907U (en) | 2016-07-08 | 2016-07-08 | Multi -functional on -line monitoring device of thermal power factory heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620720470.XU CN205879907U (en) | 2016-07-08 | 2016-07-08 | Multi -functional on -line monitoring device of thermal power factory heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205879907U true CN205879907U (en) | 2017-01-11 |
Family
ID=57694891
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620720470.XU Expired - Fee Related CN205879907U (en) | 2016-07-08 | 2016-07-08 | Multi -functional on -line monitoring device of thermal power factory heat exchanger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205879907U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110927052A (en) * | 2019-11-28 | 2020-03-27 | 武汉大学 | Dynamic coupon test method for red copper |
| CN114112463A (en) * | 2021-11-12 | 2022-03-01 | 沪东中华造船(集团)有限公司 | Novel installation and debugging method for compact efficient heat exchanger |
-
2016
- 2016-07-08 CN CN201620720470.XU patent/CN205879907U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110927052A (en) * | 2019-11-28 | 2020-03-27 | 武汉大学 | Dynamic coupon test method for red copper |
| CN114112463A (en) * | 2021-11-12 | 2022-03-01 | 沪东中华造船(集团)有限公司 | Novel installation and debugging method for compact efficient heat exchanger |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170111 Termination date: 20200708 |