CN2241878Y - Sampling device of condensate in condenser of power plant - Google Patents
Sampling device of condensate in condenser of power plant Download PDFInfo
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- CN2241878Y CN2241878Y CN 95240208 CN95240208U CN2241878Y CN 2241878 Y CN2241878 Y CN 2241878Y CN 95240208 CN95240208 CN 95240208 CN 95240208 U CN95240208 U CN 95240208U CN 2241878 Y CN2241878 Y CN 2241878Y
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Abstract
The utility model relates to a sampling device for condensation water in a vapor condenser of a firepower power plant or a nuclear power plant. A suction pipe of a suction branch passage, a sampling pump of a sampling branch passage, a one-way valve, and a sampling pipe are orderly arranged on a pipeline of the sampling device for condensation water in a vapor condenser of a firepower power plant or a nuclear power plant. A reflux branch passage which is composed of a reflux valve and a reflux pipe is arranged between the discharge end of the sampling pump and the entrance end of the one-way valve. The sampling device for condensation water in a vapor condenser of a firepower power plant or a nuclear power plant can be directly connected with a primary valve of a hot well of the vapor condenser of a generator set. When the sampling device for condensation water in a vapor condenser of a firepower power plant or a nuclear power plant is used, water samples can be conveniently and directly taken out from the hot well, and the water samples on the different parts of the hot well can be obtained for bringing convenience for timely and exactly judging whether the water samples are abnormal or not, and the time for removing faults can be shortened by three fourths.
Description
The utility model relates to the sampler of condensate water in a kind of fuel-burning power plant or the nuclear power plant's condenser.
Fuel-burning power plant (or nuclear power plant) (see figure 1) in power generation process, by the water with certain purity of boiler (91) (or nuclear reactor) heating as actuating medium, making it to become saturated vapour and further being heated becomes superheated vapor (92), and this superheated vapor pushing turbine (93) rotates and generates electricity.Finish that exhaust steam (94) after the merit is condensed into condensate water with chilled water (96) indirect heat exchange in condenser and the hot well (5) that flows into condenser.This condensate water is extracted out through pipeline by condensate pump (97) and is pumped to boiler (91) (or nuclear reactor) as feedwater and recycles.And replenish the minimizing of actuating medium total water amount by makeup Water System (98).For obtaining the higher thermal efficiency, condenser must keep fabulous leakproofness, guarantees the condition of high vacuum degree (its vacuum tightness is about 95%) that produces because of condensing of steam in the condenser thus; For obtaining the higher thermal efficiency and making generating set have long serviceable life, the higher degree that also must keep the actuating medium water, mainly must hold two critical points, the one, guarantee the purity of the actuating medium water that water charging system replenished, the 2nd, prevent the especially heat exchanger tube leakage in the condenser and sneak into the chilled water of inferior quality of relevant cooling device.Especially this cooling water amount is very big, normally directly utilizes the service water of inferior quality to cool off.If leakage point occurs, the chilled water that then is under the certain pressure can enter in the condensate water of vacuum state by leakage point, and the quality of condensate water is deteriorated significantly, and causes the fouling and the corrosion of generating set therrmodynamic system, the thermal efficiency is descended, but also the safe operation of entail dangers to therrmodynamic system.In order to ensure the operate as normal of system, a plurality of sampling spots are set in therrmodynamic system usually carry out sample analysis, in time analyze each sampling spot water quality situation, to judge whether system normally moves and the position that occurs leaking and in time rushing to repair.In numerous sampling spots, be: at the outlet end of condensate pump (97) water sample that sampler (99) discharges condensate pump (97) is set and analyzes, detect the condenser leakage situation to the concrete grammar of condensate water sampling in the condenser.The water sample that this method is got relatively lags behind, and can not in time reflect the abnormal conditions of condensate water in the condenser.Again because the condenser hotwell in the generating set therrmodynamic system has 2～3 usually, the mode of configuration condensate pump is a kind of to be condensate pump of each condenser hotwell configuration, the outlet end of pump confluxes, another kind is the shared condensate pump of each condenser hotwell, adopt a kind of mode in back then the gained water sample detection have when unusual, can not judge accurately that unusual water sample is to come from which condenser hotwell, more can not judge the zone that condenser leaks.Particularly China main force unit capacity constantly increases in recent years, to the also raising greatly of requirement of water and steam quality, if still adopt detection method in the past, has not satisfied the requirement of big unit safety, economical operation.If when common sampler (99) is arranged on the exit of hot well (5), then because be the position of high vacuum in the total system herein, cause out the sample mouth of pipe not have water sample and flow out, can't detect.
The purpose of this utility model is, can directly take out water sample easily when a kind of use is provided from condenser hotwell, thereby for judging promptly and accurately whether water sample in the condenser has the sampler that brings condensate water in the condenser of power plant easily unusually.
The technical scheme that realizes the utility model purpose is that this sampler has the tail pipe that sucks branch road, also has sampling pump, retaining valve and the stopple coupon of sampling slip.Tail pipe links to each other with the suction side of sampling pump, and the outlet end of sampling pump is connected with the entrance point of retaining valve; The endpiece of retaining valve links to each other with stopple coupon; This device also has the backflow branch road, and an end of backflow branch road is located between the entrance point of the outlet end of sampling pump and retaining valve, being provided with successively on the backflow branch road to reflux with vacuum valve and recirculatory pipe.
This sampler (see figure 2) should just be installed nearby at condenser hotwell, and is lower than factory building zero rice layer.Tail pipe (11) is connected with the subsurface valve of condensate water (51) that is in of hot well (5), recirculatory pipe (42) is connected with a valve (52) that is on the condensate water liquid level of hot well (5), the closed condition that keeps a valve (51) during use, open and reflux with a vacuum valve (41) and a valve (52), because the condition of high vacuum degree of hot well (5) internal upper part makes the air in the pipeline be forced to flow in the hot well (5), after continuing for some time, it is basic identical with the vacuum tightness of hot well (5) that the vacuum tightness in the pipeline is tending towards.At this moment, open a valve (51), start sampling pump (33) then, make the condensate water valve (51) of from hot well (5), flowing through enter the tail pipe (11) of this sampler, flow to backflow vacuum valve (41) through sampling pump (33), flow into hot well (5) through recirculatory pipe (42) by a valve (52) again, piping installation enters the closed cycle state.Behind the closed cycle operation appropriate time, air is got rid of fully, closing volume vacuum valve (41) can make condensate water be taken a sample by the mouth of pipe outflow of stopple coupon (35) by retaining valve (34) behind sampling pump (33), thereby realize the purpose of this utility model this moment.
Consider that making the utility model be used for a cover generating set therrmodynamic system has more than one condenser, each condenser has more than one hot well or each hot well has the occasion of more than one sampling spot, the tail pipe of this sampler has more than one, be provided with the switching vacuum valve between the suction side of each tail pipe and corresponding sampling pump, each endpiece that switches vacuum valve is connected by collecting pipe, each tail pipe and the corresponding vacuum valve composition that switches respectively suck branch road, collecting pipe is connected with the suction side of sampling pump, can obtain the water sample of different parts thus and detects.
Consider foreign material in the anti-sealing to enter sampling pump and influence the operate as normal of pump, between collecting pipe and sampling pump, be serially connected with the filtrator of sampling slip.Filtrator, sampling pump, retaining valve and stopple coupon are formed sampling slip.
Consider to make this device can be used for the hand sampling and the automatic occasion of sampling simultaneously, and have the function of initial blowdown, above-mentioned sampling slip has two, and the branch road that refluxes accordingly also has two, and the back segment of each recirculatory pipe is interconnected and shared.
Above-mentioned switching vacuum valve is that electromagnetism switches vacuum valve, and each electromagnetism switches vacuum valve and turned on and off by manual control or corresponding Controlled by Programmable Controller.
Above-mentioned backflow vacuum valve is a vaccum stop valve, and filtrator is that mesh basic size is the stainless steel filtering net of 0.63mm, and sampling pump is the positive displacement fixed displacement pump.
The utlity model has positive effect:
Can directly from condenser hotwell, take out water sample easily when 1. this sampler uses, eliminate the drawback of can not getting water sample at all, thereby brought convenience for judging promptly and accurately in the condenser whether there be unusually water sample.
2. this sampler can be used for having the occasion of a plurality of sampling spots, by connecting in turn or turn-off the switching vacuum valve that respectively sucks on the branch road, can promptly and accurately obtain the water sample of the different parts of the different hot wells of required different condenser or condenser or each hot well.Can adapt to particularly that main force's unit capacity constantly increases, needs higher to the current quality requirements, provide condition for guaranteeing big unit safety, economical operation.If calculate by four sampling spots are set in the system, can reduce workload 75%, the time of fixing a breakdown shortens 3/4ths.
When 3. this sampler uses, in the debug phase of beginning, each switches vacuum valve needs to control its break-make with manual mode, after operation is normal, then adopt the break-make of each electromagnetism switching vacuum valve of programmable controller controls, by setting the sampling order and carrying out electromagnetism is switched the operation of vacuum valve sample time.
When 4. adopting the sampling of real-time detection mode, when finding to leak, can in time rush to repair, avoid the pipelines from bursting that causes because of leakage, thereby reduced the number of times of shutting down maintenance, improve the time of the normal operation of unit.
5. each position of this sampler all connects by reliable air-tight manner, and selects mainly the parts made by the stainless steel material parts as this sampler for use, thereby this sampler reliable operation, and the life-span is longer.This sampler can prevent effectively that impurity from entering sampling pump and damaging the pump housing, keeps the operate as normal of sampling pump, and prolong its serviceable life after filtrator is set.
When 6. this sampler is provided with two sampling slips, article one, can be used as hand sampling branch road and artificial on-site sampling, and can get rid of sewage in the pipeline during initial launch at device, the automatic sampling slip of another conduct is connected to the leak detection cabinet by pipeline and carries out check and analysis.
7. if on the backflow branch road, set up a pressure vacuum meter, then also can be in the judge sealing situation of piping installation of closed cycle state.
Fig. 1 is a fuel-burning power plant electricity generation system synoptic diagram.
Fig. 2 is a kind of synoptic diagram of the present utility model.
Fig. 3 is an another kind of synoptic diagram of the present utility model.
Fig. 4 is the constructional device figure of Fig. 3.
When using for the utility model, Fig. 5 selects the synoptic diagram of water inlet pipe mouth position.
Fig. 6 is an another kind of synoptic diagram of the present utility model.
Fig. 7 is the constructional device figure of Fig. 6.
Fig. 8 is an another kind of synoptic diagram of the present utility model.
Fig. 9 is the constructional device figure of Fig. 8.
Figure 10 is the left view of Fig. 9.
Figure 11 is an another kind of synoptic diagram of the present utility model.
Figure 12 is the constructional device figure of Figure 11.
Figure 13 is the left view of Fig. 4, Fig. 7, Figure 12.
Figure 14 switches the wiring diagram of the controller of vacuum valve for the utility model electromagnetism.
Figure 15 switches the programmable controller controls process flow diagram of vacuum valve controller for the utility model electromagnetism.
Below in conjunction with drawings and Examples the utility model is further described.
Article two, the sampler of a sampling slip of suction branch road
See Fig. 3, Fig. 4, Fig. 5, Figure 13 and Figure 14.
Make outside framework with the channel-section steel welding, the pump seat made from angle steel is gone up in base of frame welding outside, the crossbeam of in the middle of outside framework, making with angle steel in the welding, thereby make as Fig. 4 and frame 6 shown in Figure 13, the chemical metering pump that sampling pump adopts U.S. Green company (CRANE) to make is fixedly mounted on sampling pump 33 on the pump seat of frame 6; Solenoid valve 12 has two, all adopts U.S.'s Ace to examine the solenoid valve that company (Asco) makes, and solenoid valve 12 is fixedly mounted on frame 6 crossbeams; Make tail pipe 11, collecting pipe 2, stopple coupon 35, recirculatory pipe 42 and all the other connecting pipes with gapless stainless steel tube; One end of tail pipe 11 is fixedlyed connected with the entrance point of corresponding solenoid valve 12 is airtight, and each tail pipe 11 is formed the corresponding branch road 1 that sucks with corresponding solenoid valve, has two.Each solenoid valve 12 is connected with collecting pipe 2 by connecting pipe, and an end of this connecting pipe is fixedlyed connected with the endpiece of solenoid valve 12 is airtight, the other end and collecting pipe 2 airtight fixedlying connected.Also be provided with the connecting pipe of sampling slip 3 on the collecting pipe 2, an end of this connecting pipe and collecting pipe 2 airtight being welded to connect, the other end and airtight the fixedlying connected of filtrator 32 entrance points.It is that 0.63mm, wire diameter are 0.20mm, percentage sieving area 58%, are equivalent to the stainless steel square-mesh screen of several 30.6 orders of order made in Great Britain/in that the filter screen of filtrator 32 adopts R10, R20 series mesh basic size by GB GB5330 1 " industrial metal silk braiding square-mesh screen ", filtrator 32 is connected with sampling pump 33 by connecting pipe, one end of this connecting pipe is fixedlyed connected with the endpiece of filtrator 32 is airtight, and the other end is fixedlyed connected with the suction side of sampling pump 33 is airtight.Sampling pump 33 is connected with retaining valve 34 by connecting pipe, the leading portion of this connecting pipe is thicker pipeline section, back segment is thinner pipeline section, before and after pipeline section by the stainless steel tee pipe coupling airtight be weldingly connected logical, the leading portion of this connecting pipe is fixedlyed connected with the outlet end of sampling pump 33 is airtight, fixedlys connected with the entrance point of retaining valve 34 is airtight in the rear end.Retaining valve 34 is the angle type retaining valve that spool is made up of stainless steel steel ball and stainless steel compression spring, the endpiece of retaining valve 34 and stopple coupon 35 airtight being welded to connect.Filtrator 32, sampling pump 33, retaining valve 34, stopple coupon 35 and relevant connecting pipe have been formed sampling slip 3.At the airtight connecting pipe that is welded to connect backflow branch road 4 of the 3rd end of above-mentioned stainless steel tee pipe coupling, the other end of this connecting pipe and airtight the fixedlying connected of reverse flow valve 41 entrance points.The vacuum valve that reverse flow valve 41 selects for use Suzhou valve plant to make, the endpiece of reverse flow valve 41 and recirculatory pipe 42 airtight fixedlying connected also are provided with pressure vacuum meter 7 on recirculatory pipe 42; Reverse flow valve 41, recirculatory pipe 42, pressure vacuum meter 7 and connecting pipe have been formed backflow branch road 4.
The wiring diagram of the controller 8 of solenoid valve 12 is seen Figure 14, and L is that phase line, N are zero line among Figure 14; PC be have time-delay, regularly, the model of being made by Hitachi, Ltd of counting and on-off function is the programmable controller of E-20HR; K is the make and break contact among the electric conductive meter C, when electrical conductivity then conducting during greater than certain numerical value; WS is a manual change-over switch; KA is an auxiliary reclay, is in normally open.
Present embodiment gained sampler can be used for the occasion of a hot well of a condenser of the following genset of 300MW or 300MW.Mounting means is, see Fig. 5, it is airtight fixedly connected that the suction side of 2 tail pipes 11 and hot well 5 its corresponding water inlet pipe mouths are in the subsurface corresponding valve of condensate water 51, and the water inlet pipe mouth 101 of these two valves 51 is located at the two ends joint location 10 corresponding belows with heat exchanger tube respectively.Its of the endpiece of recirculatory pipe 42 and hot well 5 is connected the valve 52 that the mouth of pipe is on the condensate water liquid level and is connected.
The course of work.When this sampler is started working, an initial cycle working stage is arranged, the steps include:
1. pipe system vacuumizes.The off state that keeps a valve 51.Auxiliary reclay KA in the closing operator 8, thereby solenoid valve 12 is all connected, open reverse flow valve 41 and a valve 52 simultaneously, utilize the vacuum tightness in the condenser, pipeline to whole sampler carries out " vacuumizing ", time is 10 minutes, can utilize the airtight situation of pressure vacuum meter 7 signal pipings in the meantime.
2. sampler enters the closed cycle state.Open valve 51 one time, start sampling pump 33 then, condensate water is flowed out from hot well 5, enter tail pipe 11 through a valve 51, conflux through collecting pipe 2 again, enter sampling slip 3, flow to backflow with vacuum valve 41 through sampling pump 33, flow into hot wells 5 through recirculatory pipe 42 by a valve 52 again.Surplus air in the pipeline is pulled away with flowing of condensate water.Behind the closed cycle operation appropriate time, get rid of the continual and steady outflow of guaranteeing water sample fully for making the air in the pipeline, auxiliary reclay KA can be arranged on off-state,, carry out closed cycle to sucking branch road 1 one by one by the break-make that manual change-over switch WS controls each solenoid valve 12.
3. enter the sampling operation stage.After air in the pipeline was got rid of fully, closing volume was with vacuum valve 41, can make condensate water overcomes retaining valve 34 under the effect of sampling pump 33 resistance by retaining valve 34, flowed out and took out water sample from the mouth of pipe of stopple coupon 35.
This moment, the initial cycle working stage finished, and entered stable sampling detection-phase.Main process is:
1. connect programmable controller PC, make the control of each solenoid valve 12 transfer programmable controller PC control mode to by manual change-over switch WS control mode, with this as the beginning in Figure 15 process flow diagram.
2. the concrete course of work of programmable controller PC.PC export successively out1, out2 ..., outn signal, at first the follow procedure Automatic Cycle is connected first via solenoid valve 12sv1, first sampling of carrying out the sampling trace routine detects subprogram segment.After this solenoid valve 12sv1 connects, for the purpose of getting rid of the interference of connecting the residual water sample in institute's suction branch road last time, enter and clean the time-delay stage, clean time-delay and finish, enter the logical not process block of K, if K is that logical explanation water sample electrical conductivity is bigger, might produce leakage, it is constant that this moment, PC kept solenoid valve 12sv1 connection, and send the K1 signal to alarm equipment alarm, if K illustrates then that for disconnected water sample electrical conductivity numerical value is normal, enter and detect the determining program whether time-delay finishes.If the not intact logical determining program not of K of then proceeding.When detecting delay time to then turn-offing solenoid valve 12sv1, will clean time-delay and detection time-delay zero clearing simultaneously, first sampling so far detects subprogram segment and carries out end.And then the sampling that enters next solenoid valve 12sv2 detects the execute phase that i.e. second sampling of subprogram segment detects subprogram segment, also promptly repeats the content that first sampling detects subprogram segment.So operation is all taken a sample until all solenoid valves 12 and is detected once.
3. repeated sampling trace routine.From the beginning carry out first sampling again and detect the Automatic Cycle process that subprogram segment, the second sampling detection subprogram segment etc. are taken a sample and detected.
Article three, the sampler of a sampling slip of suction branch road
See Fig. 6, Fig. 7, Figure 13, Figure 14 and Figure 15.
All the other are identical with embodiment 1, and difference is that the number that sucks branch road 1 is three.
Present embodiment gained sampler can be used for the 200MW genset has a condenser and this condenser that the occasion of 3 hot wells is arranged, mounting means all the other with the mounting means among the embodiment 1, difference is, with the suction side of 3 tail pipes 11 and a valve 51 airtight the fixedlying connected of corresponding hot well 5.The water inlet pipe mouth of these three valves 51 is located at the bottom of each hot well 5 respectively.
The course of work of this sampler all the other with embodiment 1, difference is, it is 2 sections that the sampling in the stable sampling detection-phase of embodiment 1 detects subprogram segment, it is 3 sections that the sampling of present embodiment detects subprogram segment.
Article four, the sampler of two sampling slips of suction branch road
See Fig. 8, Fig. 9, Figure 10, Fig. 5, Figure 14 and Figure 15.
All the other are identical with embodiment 1, and difference is that the number that sucks branch road 1 is 4.The number of sampling slip 3 has 2, and is serially connected with maintenance vacuum valve 31 before the filtrator 32 of every sampling slip 3.The number of backflow branch road 4 has 2, and the back segment pipeline section of the recirculatory pipe 42 of 2 backflow branch roads 4 is shared, and pressure vacuum meter 7 is also shared.
Present embodiment gained sampler can be used for 2 condensers of 200～300MW genset, and each condenser has the occasion of 1 hot well.
Mounting means all the other with embodiment 1, difference is, two groups of 4 tail pipes 11 minutes are corresponding with two hot wells 5.
The course of work of this sampler all the other with embodiment 1, difference is, it is 4 sections that sampling detects subprogram segment.
Article four, the sampler at two sampling slips of suction line of suction branch road interflow
See Figure 11, Figure 12, Figure 13, Fig. 5, Figure 14 and Figure 15.
All the other are identical with embodiment 1, difference has been 4 suction branch roads 1, article 4, suction branch road 1 connects a sampling slip 3 and is called first sampling slip after collecting pipe 2 confluxes, stainless steel tee pipe coupling on first sampling slip 3 changes the stainless steel four-way union into, the 3rd end of this four-way union still takes back stream branch road 4, its the 4th termination second sampling slip 3, this second sampling slip 3 has maintenance vacuum valve 31, filtrator 32, sampling pump 33 and corresponding connecting pipe, the retaining valve 34 of shared first sampling slip 3.The maintenance of second sampling slip 3 entrance point and tail pipe 11 airtight fixedlying connected of vacuum valve 31.
Present embodiment gained sampler can be used for the occasion of a hot well of a condenser in 2 condensers of 600MW genset.
Mounting means all the other with embodiment 1, difference is, the position of the water inlet pipe mouth that is connected with solenoid valve 12 is, at 10 places, two ends position of condenser heat exchanger tube every below establish two, be provided with before and after two water inlet pipe mouths of this every below divide, a valve 51 of these 4 water inlet pipe mouths is corresponding one by one with 4 suction branch roads 11.The 5th water inlet pipe mouth is located at the centre position of hot well 5 bottoms.A valve 51 of this water inlet pipe mouth is connected with second sampling slip 3 through tail pipe 11.
The initial cycle working stage step of the course of work of this sampler is substantially with embodiment 1, enter when stablizing the sampling detection-phase, usually two sampling slips 3 simultaneously put into operation, when electrical conductivity is unusual, turn-off the corresponding pipeline of second sampling slip, 3 operation first sampling slips, unusual roughly position occurs thereby can find out, shorten the time of fixing a breakdown.
Claims (7)
1. the sampler of condensate water in the condenser of power plant, tail pipe (11) with suction branch road (1), the sampling pump (33) of sampling slip (3) and stopple coupon (35), tail pipe (11) is connected with the suction side of sampling pump (33), it is characterized in that, the retaining valve (34) that also has backflow branch road (4) and sampling slip (3), the outlet end of sampling pump (33) is connected with the entrance point of retaining valve (34), the endpiece of retaining valve (34) links to each other with stopple coupon (35), one end of backflow branch road (4) is located between the entrance point of the outlet end of sampling pump (33) and retaining valve (34), being provided with successively on the backflow branch road (4) to reflux with vacuum valve (41) and recirculatory pipe (42).
2. the sampler of condensate water in the condenser of power plant according to claim 1, it is characterized in that, tail pipe (11) has more than one, be provided with between the suction side of each tail pipe (11) and corresponding sampling pump (33) and switch vacuum valve (12), each endpiece that switches vacuum valve (12) is connected by collecting pipe (2), each tail pipe (11) and corresponding vacuum valve (12) composition that switches respectively suck branch road (1), and collecting pipe (2) is connected with the suction side of sampling pump (33).
3. the sampler of condensate water is characterized in that in the condenser of power plant according to claim 2, is serially connected with the filtrator (32) of sampling slip (3) between collecting pipe (2) and sampling pump (33); Filtrator (32), sampling pump (33), retaining valve (34) and stopple coupon (35) are formed sampling slip (3).
4. the sampler of condensate water is characterized in that in the condenser of power plant according to claim 3, and sampling slip (3) has two, and the branch road (4) that refluxes accordingly also has two, and the back segment of each recirculatory pipe (42) is interconnected and is shared.
5. according to the sampler of condensate water in the described condenser of power plant of claim 2～4, it is characterized in that, switching vacuum valve (12) is that electromagnetism switches vacuum valve, and each electromagnetism switches vacuum valve (12) and turned on and off by manual control or corresponding programmable controller controls.
6. according to the sampler of condensate water in the described condenser of power plant of claim 2～4, it is characterized in that described backflow is a vaccum stop valve with vacuum valve (41), sampling pump (33) is the positive displacement fixed displacement pump.
7. according to the sampler of condensate water in the described condenser of power plant of claim 3～4, it is characterized in that described filtrator (32) is that mesh basic size is the stainless steel filtering net of 0.63mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 95240208 CN2241878Y (en) | 1995-07-25 | 1995-07-25 | Sampling device of condensate in condenser of power plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 95240208 CN2241878Y (en) | 1995-07-25 | 1995-07-25 | Sampling device of condensate in condenser of power plant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2241878Y true CN2241878Y (en) | 1996-12-04 |
Family
ID=33881829
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 95240208 Expired - Fee Related CN2241878Y (en) | 1995-07-25 | 1995-07-25 | Sampling device of condensate in condenser of power plant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2241878Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101261202B (en) * | 2008-04-08 | 2010-08-25 | 承慰才 | Condenser condensed water sampling device separator for water and vapor |
| CN102854054A (en) * | 2012-09-19 | 2013-01-02 | 江苏大学 | Quick sample injection and metering digestion reaction device for detecting COD (chemical oxygen demand) |
| CN103698155A (en) * | 2013-11-27 | 2014-04-02 | 中国核电工程有限公司 | Comprehensive sampling system for liquid waste treatment system of nuclear power plant |
| CN108151967A (en) * | 2017-11-16 | 2018-06-12 | 中国核电工程有限公司 | A kind of nuclear power plant nuclear island workshop liquid leakage rate measuring device |
| CN112881242A (en) * | 2020-12-30 | 2021-06-01 | 清华大学 | System for measuring helium radioactivity of primary loop coolant of high-temperature gas cooled reactor |
| CN114034512A (en) * | 2021-11-05 | 2022-02-11 | 国能粤电台山发电有限公司 | Condenser and thermal power system |
-
1995
- 1995-07-25 CN CN 95240208 patent/CN2241878Y/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101261202B (en) * | 2008-04-08 | 2010-08-25 | 承慰才 | Condenser condensed water sampling device separator for water and vapor |
| CN102854054A (en) * | 2012-09-19 | 2013-01-02 | 江苏大学 | Quick sample injection and metering digestion reaction device for detecting COD (chemical oxygen demand) |
| CN103698155A (en) * | 2013-11-27 | 2014-04-02 | 中国核电工程有限公司 | Comprehensive sampling system for liquid waste treatment system of nuclear power plant |
| CN103698155B (en) * | 2013-11-27 | 2016-04-27 | 中国核电工程有限公司 | A kind of comprehensive sampling system for liquid waste treatment system of nuclear power plant |
| CN108151967A (en) * | 2017-11-16 | 2018-06-12 | 中国核电工程有限公司 | A kind of nuclear power plant nuclear island workshop liquid leakage rate measuring device |
| CN108151967B (en) * | 2017-11-16 | 2021-05-18 | 中国核电工程有限公司 | Nuclear power plant nuclear island factory building liquid leakage rate measuring device |
| CN112881242A (en) * | 2020-12-30 | 2021-06-01 | 清华大学 | System for measuring helium radioactivity of primary loop coolant of high-temperature gas cooled reactor |
| CN114034512A (en) * | 2021-11-05 | 2022-02-11 | 国能粤电台山发电有限公司 | Condenser and thermal power system |
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