CN219328754U - Continuous detection device for total iron of power plant - Google Patents
Continuous detection device for total iron of power plant Download PDFInfo
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- CN219328754U CN219328754U CN202320488230.1U CN202320488230U CN219328754U CN 219328754 U CN219328754 U CN 219328754U CN 202320488230 U CN202320488230 U CN 202320488230U CN 219328754 U CN219328754 U CN 219328754U
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Abstract
The utility model discloses a continuous detection device for total iron of a power plant, which belongs to the technical field of water chemistry detection of power plants and comprises a water sample flow control unit, a heating and cooling unit, a testing unit and a liquid storage unit; the water sample flow control unit is connected with the heating and cooling unit, and the heating and cooling unit is connected with the testing unit; the liquid storage unit comprises a first liquid storage structure and a second liquid storage structure; the first liquid storage structure is connected with the heating and cooling unit, and the second liquid storage structure is connected with the testing unit; the test unit is internally provided with a test box; the test box is provided with a pH meter, an emitting light component and a transmitting light component; one end of the pH meter is inserted into the test box; the light emitting component is mounted in a middle upper region of the side of the test cartridge. The utility model has wide application, convenient and quick operation, high automation degree, timely and accurate feedback of corrosion conditions of each system, accurate knowledge and positioning of the operation conditions of each system, and avoidance of serious economic and safety accidents.
Description
Technical Field
The utility model relates to the technical field of water chemistry detection of power plants, in particular to a continuous detection device for total iron of a power plant.
Background
The iron content is an important index for representing corrosion, and is also an important index for controlling a water vapor system, a circulating water system and a boiler makeup water system of a power plant, and the current method for testing the iron mainly comprises a phenanthrene Luo Linfa method and an atomic absorption graphite furnace method, and is measured off-line, long in testing time and easy to pollute in the manual sampling and testing process.
The detection limit of the phenanthrene Luo Linfa is high, and the minimum amount of the element to be detected cannot be reliably detected. The atomic absorption graphite furnace method is a method of performing atomic absorption analysis by using a graphite material to form a tube, cup, or other shaped atomizer and performing atomization by electric current heating, and requires expensive atomic absorption equipment and high level of operators.
Meanwhile, the measurement results of the two off-line devices, namely the phenanthrene Luo Linfa and the atomic absorption graphite furnace method, have time delay, cannot be measured, are time-consuming and labor-consuming, and cannot be found in time if the system is corroded. The corrosion condition of each system cannot be fed back timely and accurately, the running condition of each system cannot be known and positioned accurately, and serious economic and safety accidents are easy to generate.
Disclosure of Invention
The utility model provides a continuous detection device for total iron of a power plant, which can detect corrosive product iron of a steam system, a circulating water system, a boiler makeup water system and the like of the thermal power plant, is convenient and quick to operate, does not need manual operation, saves labor cost and has high automation degree.
In order to achieve the above object, the present utility model provides the following technical solutions.
The continuous detection device for the total iron of the power plant is characterized by comprising a water sample flow control unit, a heating and cooling unit, a testing unit and a liquid storage unit;
the water sample flow control unit is connected with the heating and cooling unit, and the heating and cooling unit is connected with the testing unit;
the liquid storage unit comprises a first liquid storage structure and a second liquid storage structure;
the first liquid storage structure is connected with the heating and cooling unit, and the second liquid storage structure is connected with the testing unit;
the test unit is internally provided with a test box;
the test box is provided with a pH meter, an emitting light component and a transmitting light component;
one end of the pH meter is inserted into the test box;
the light emitting component is arranged in the middle upper area of the side face of the test box;
the other side surface of the transmission light component mounting test box is placed at the same height with the emission light component.
Optionally, the test box is also provided with a wastewater discharge port, an overflow port and a rotating magnet;
the waste water discharge port is arranged at the bottom of the test box;
the overflow port is arranged in the upper area of the side surface of the test box, and is positioned at the upper end of the light emitting component;
the rotating magnet is arranged in the test box.
Optionally, the test unit further includes a third valve and a fourth valve;
the waste liquid discharge port is connected with the inlet of the third valve, and the outlet of the third valve is connected with the waste liquid collecting system;
the overflow port is connected with a fourth valve inlet, and the fourth valve outlet is connected with a wastewater collection system.
Optionally, the reservoir unit further comprises a multichannel peristaltic pump.
Optionally, the second liquid storage structure comprises a hydrogen peroxide liquid storage bottle, a salicyl fluorone liquid storage bottle, an ammonia liquid storage bottle, an acetic acid-ammonium acetate and OP mixed solution liquid storage bottle, a second channel, a third channel, a fourth channel and a fifth channel;
the outlet of the hydrogen peroxide liquid storage bottle is connected with the inlet of the second channel, and the outlet of the second channel is connected with the test box;
the second peristaltic pump is connected with the second channel through the multi-channel peristaltic pump;
the outlet of the salicyl fluorone liquid storage bottle is connected with a third channel, and the outlet of the third channel is connected with the test box;
the third peristaltic pump is connected with the peristaltic pump with a plurality of channels in a third channel;
the outlet of the ammonia water liquid storage bottle is connected with a fourth channel, and the outlet of the fourth channel is connected with the test box;
the fourth peristaltic pump is connected with the fourth peristaltic pump with a plurality of channels passing through the fourth channel;
the outlet of the acetic acid-ammonium acetate and OP mixed solution liquid storage bottle is connected with the inlet of a fifth channel, and the outlet of the fifth channel is connected with the test box;
the fifth peristaltic pump is connected with the fifth channel and passes through the multichannel peristaltic pump.
Optionally, the first liquid storage structure comprises a first channel and a hydrochloric acid liquid storage bottle;
the first peristaltic pump is connected with the first channel and passes through the multichannel peristaltic pump;
the outlet of the hydrochloric acid liquid storage bottle is connected with the inlet of the first channel.
Optionally, the heating and cooling unit comprises an acidification cup, a heating module and a cooling module;
the outlet at the bottom of the acidification cup is connected with the inlet of the heating module, the outlet of the heating module is connected with the inlet of the cooling module, and the outlet of the cooling module is connected with the test box;
the upper end inlet of the acidification cup is connected with the first channel outlet.
Optionally, the shape of the acidification cup is an inverted triangle.
Optionally, the water sample flow control unit comprises a pressure release cup, a three-way valve, a first valve, a second valve and a micro-flowmeter;
the three-way valve is provided with a first connecting port, a second connecting port and a third connecting port;
the inlet of the pressure relief cup is connected with the outlet of the water sample pipeline, and the outlet at the bottom of the pressure relief cup is connected with the first connecting port of the three-way valve;
the first valve inlet is connected with the second connecting port of the three-way valve, and the first valve outlet is connected with the wastewater collection system;
the second valve inlet is connected with a third connecting port of the three-way valve, and the second valve outlet is connected with the inlet of the micro-flowmeter;
the outlet of the micro meter is connected with the inlet of the acidification cup.
Optionally, the pressure release cup shape is cylindrical, and inside is provided with agitating unit, guarantees that the inside water sample of entering pressure release cup is in the flow state.
Compared with the prior art, the utility model has the following beneficial effects:
according to the utility model, the test result of measuring the iron content in each system water sample in the power plant by using the test box is stable by the double-light path system formed by the light emitting component and the light transmitting component in the test unit, and the result is displayed in real time by using the pH meter, so that staff can judge the corrosion condition of each system, the sample can be ensured to be representative by the water sample flow control unit, the test unit and the liquid storage unit are mutually matched, the test requirement of iron can be completed without other operation, the corrosion condition of each system can be timely and accurately fed back by the data display of the pH meter, the staff can timely and accurately position the operation condition of each system, and serious economic and safety accidents are avoided.
Further, the multichannel peristaltic pump is compactly arranged, so that the device space can be saved.
Furthermore, the rotating magnet in the test box can stir the solution in the test box, so that the test water sample and the solution can be completely mixed, and the accuracy of the test result can be ensured.
Furthermore, a double-light path system is adopted in the test box, so that the stability of a test result is ensured.
Furthermore, each part is arranged from high to low, fluid flows by gravity flow, so that the use of a pump is reduced, the cost is saved, and the volume of the all-iron detection device is reduced.
Furthermore, in order to ensure that the water sample keeps a constant flow state, the pressure release cup is cylindrical, and the stirring device is arranged inside the pressure release cup, so that the deposition of granular iron in the water can be avoided, and the representativeness of sampling is ensured.
Drawings
The drawings described herein are for illustration purposes only and are not intended to limit the scope of the present disclosure in any way. In addition, the shapes, proportional sizes, and the like of the respective components in the drawings are merely illustrative for aiding in understanding the present utility model, and are not particularly limited. In the drawings:
FIG. 1 is a schematic diagram of a system of a continuous power plant iron detection device according to the present utility model.
In the figure, 1 is a pressure release cup, 2 is a three-way valve, 21 is a first connection port, 22 is a second connection port, 23 is a third connection port, 3 is a first valve, 4 is a second valve, 5 is a micro flow meter, 6 is an acidification cup, 7 is a heating module, 8 is a cooling module, 9 is a test box, 91 is an emission light component, 92 is a transmission light component, 93 is a wastewater discharge port, 94 is an overflow port, 95 is a rotary magnet, 10 is a third valve, 11 is a fourth valve, 12 is a pH meter, 13 is a multichannel peristaltic pump, 131 is a first channel, 132 is a second channel, 133 is a third channel, 134 is a fourth channel, 135 is a fifth channel, 31 is a hydrochloric acid liquid storage bottle, 32 is a hydrogen peroxide liquid storage bottle, 33 is a salicyl fluorone liquid storage bottle, 34 is an ammonia liquid storage bottle, 35 is an acetic acid-ammonium acetate and OP mixed solution liquid storage bottle.
Detailed Description
In order to make the technical solution of the present utility model better understood by those skilled in the art, the technical solution of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, shall fall within the scope of the utility model.
It will be understood that when an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
The utility model relates to a continuous detection device for total iron in a power plant, which comprises a water sample flow control unit, a heating and cooling unit, a testing unit and a liquid storage unit.
The water sample flow control unit is connected with the heating and cooling unit, the heating and cooling unit is connected with the testing unit, and the liquid storage unit is respectively connected with the heating and cooling unit and the testing unit.
The water sample flow control unit comprises a pressure release cup 1, a three-way valve 2, a first valve 3, a second valve 4 and a micro flow meter 5.
The outlet of the water sample pipeline is connected with the inlet of the pressure relief cup 1, the outlet at the bottom of the pressure relief cup 1 is connected with the first connecting port 21 of the three-way valve 2, the second connecting port 22 of the three-way valve 2 is connected with the inlet of the first valve 3, the outlet of the first valve 3 is connected with the wastewater collection system, the inlet of the second valve 4 is connected with the third connecting port 23 of the three-way valve 2, and the outlet of the second valve 4 is connected with the inlet of the micro-flowmeter 5.
Arrange agitating unit in the pressure release cup 1, the water sample that gets into in the pressure release cup 1 is in the flow state all the time, and pressure release cup 1 bottom shape is circular, can make the water sample not have the dead angle when the stirring, and granule iron can not deposit in the water sample to guarantee that the sample is representative.
The first connection port 21, the second connection port 22 and the third connection port 23 of the three-way valve 2 are communicated with each other. The three-way valve 2 is made of polypropylene.
In the sample injection stage, the first valve 3 is closed, the second valve 4 is opened, the water sample in the pressure release cup 1 enters the third connecting port 23 through the first connecting port 21 of the three-way valve 2, enters the second valve 4, the micro flow meter 5 controls the flow rate of the water sample, and the start and stop of the second valve 4 control the sample injection time.
In the measuring stage, the first valve 3 is opened, the second valve 4 is closed, the water sample in the pressure release cup 1 enters the second connecting port 22 through the first connecting port 21 of the three-way valve 2, and at the moment, the water sample flows into the wastewater collection system through the first valve 3, and the water sample is in a normal flow state.
The heating and cooling unit comprises an acidification cup 6, a heating module 7 and a cooling module 8.
The outlet of the micro-flowmeter 5 is connected with the inlet of the side surface of the acidification cup 6, the outlet of the bottom of the acidification cup 6 is connected with the inlet of the heating module 7, and the outlet of the heating module 7 is connected with the inlet of the cooling module 8.
The shape of the acidification cup 6 is an inverted triangle, so that the water sample cannot remain in the acidification cup 6, and the measured water sample amount is ensured to be accurate.
The pipeline in the heating module 7 is arranged in a snake shape, the pipeline is made of glass, the heating wire is adopted for winding and heating, the heating speed of the water sample is high, and the granular iron can be completely digested into ionic iron in a short time.
The cooling module 8 can be set to be water-cooled or air-cooled, and does not need a refrigerant, so that the water sample to be detected is safe and environment-friendly, and the water sample to be detected is not polluted.
The test unit comprises a test box 9, a third valve 10, a fourth valve 11 and a pH meter 12.
The test cartridge 9 is provided with an emission light member 91, a transmission light member 92, a waste water discharge port 93, an overflow port 94, and a rotating magnet 95.
The outlet of the cooling module 8 is connected with the inlet of the test box 9, the bottom of the test box 9 is provided with a waste liquid discharge port 93, the waste liquid discharge port 93 is connected with the inlet of the third valve 10, the outlet of the third valve 10 is connected with a waste liquid collecting system, the two sides of the test box 9 are provided with an emitting light component 91 and a transmitting light component 92, the emitting light component 91 corresponds to the transmitting light component 92 in a straight line parallel manner, the upper part of the test box 9 is provided with an overflow port 94, the overflow port 94 is positioned in the upper area of the emitting light component 92, the overflow port 94 is connected with the inlet of the fourth valve 11, and the outlet of the fourth valve 11 is connected with the waste water collecting system.
When the test cartridge 9 needs to be cleaned, the overflow port 94 will flow out the cleaning liquid to clean the interior of the test cartridge 9.
During the measurement phase, excess air is vented, and the liquid level pressure is maintained at a steady atmospheric pressure.
The rotating magnet 95 is arranged in the test box 9, so that the water sample to be tested and the reagent are fully mixed.
One end of the pH meter 12 is inserted into the test box 9, the pH meter 12 displays the pH value, and the other end of the pH meter 12 is connected with the upper computer to transmit data in real time, so that a worker can know the corrosion condition in real time.
The spectrophotometer in the test box 9 is a double-light path system, and consists of an emitting light component 91 and a transmitting light component 92, so that the stability of a test result is ensured.
The arrangement of the pH meter 12 does not affect the optical paths of the emission light member 91 and the transmission light member 92.
The fourth valve 11 is kept normally open in the measuring stage, so that the test box 9 is communicated with the atmosphere, and the atmospheric pressure on the water surface is ensured to be stable.
The liquid storage unit comprises a first liquid storage structure, a second liquid storage structure and a multichannel peristaltic pump 13.
The first liquid storage structure comprises a first channel 131 and a hydrochloric acid liquid storage bottle 31.
The second liquid storage structure comprises a hydrogen peroxide liquid storage bottle 32, a salicyl fluorone liquid storage bottle 33, an ammonia water liquid storage bottle 34, an acetic acid-ammonium acetate and OP mixed solution liquid storage bottle 35, a second channel 132, a third channel 133, a fourth channel 134 and a fifth channel 135.
The multichannel peristaltic pump 13 is located above the test box 9, and a first peristaltic pump, a second peristaltic pump, a third peristaltic pump, a fourth peristaltic pump and a fifth peristaltic pump are arranged in the multichannel peristaltic pump 13.
The first channel 131 passes through the first peristaltic pump, the second channel 132 passes through the second peristaltic pump, the third channel 133 passes through the third peristaltic pump, the fourth channel 134 passes through the fourth peristaltic pump, and the fifth channel 135 passes through the fifth peristaltic pump.
The five channels are controlled by the multichannel peristaltic pump 13 to flow and start and stop respectively, and each channel operates independently and does not interfere with each other.
The hydrochloric acid liquid storage bottle 31, the hydrogen peroxide liquid storage bottle 32, the salicyl fluorone liquid storage bottle 33, the ammonia water liquid storage bottle 34 and the acetic acid-ammonium acetate and OP mixed solution liquid storage bottle 35 are all positioned below the multichannel peristaltic pump 13 and the test box 9.
The outlet of the hydrochloric acid storage bottle 31 is connected with the inlet of the first channel 131, and the outlet of the first channel 131 is connected with the inlet of the acidification cup 6.
The outlet of the hydrogen peroxide solution storage bottle 32 is connected with the inlet of the second channel 132, and the outlet of the second channel 132 is connected with the test box 9.
The inlet of the salicyl fluorone liquid storage bottle 33 is connected with a third channel 133, and the outlet of the third channel 133 is connected with the test box 9.
The outlet of the ammonia water liquid storage bottle 4 is connected with a fourth channel 134, and the outlet of the fourth channel 134 is connected with the test box 9.
The outlet of the mixed solution of acetic acid-ammonium acetate and OP reservoir 35 is connected to the inlet of the fifth channel 135, and the outlet of the fifth channel 135 is connected to the cartridge 9.
The whole device component is arranged from high to low according to the water flow direction, and fluid is injected by gravity flow.
During the sample injection stage, a water sample flows into the first connecting port 21 of the three-way valve 2 through the pressure release cup 1, the first connecting port 21 is communicated with the third connecting port 23, the first valve 3 is closed, the second valve 4 is opened, the water sample enters the micro-flow meter 5 through the second valve 4, the micro-flow meter 5 controls the flow of the water sample, the second valve 4 controls the sample injection time, the sample injection time can be freely set, after the sample injection time is finished, the second valve 4 is closed, the first valve 3 is opened, and the sample injection stage is finished.
During the measuring stage, the second valve 4 is closed, the first valve 3 is opened, the water sample in the pressure release cup 1 enters the second connecting port 22 through the first connecting port 21 of the three-way valve 2, and at the moment, the water sample flows into the wastewater collection system through the first valve 3.
The water sample from the sample injection stage enters an acidification cup 6, a first channel 131 positioned in a multichannel peristaltic pump 13 is opened, hydrochloric acid in a hydrochloric acid liquid storage bottle 31 is added into the acidification cup 6, the water sample in the acidification cup 6 is acidified and then enters a heating module 7, at the moment, the first channel 131 is closed, the water sample is heated and digested by the heating module 7, the granular iron in the water is changed into the ionic iron, then enters a cooling module 8 for cooling, the water sample enters a test box 9 after being cooled to room temperature, the test box 9 is automatically zeroed with a light emitting component 91 and a light transmitting component 92 in a double-light path system before the water sample enters the test box 9, a second channel 132 is opened, hydrogen peroxide in a hydrogen peroxide liquid storage bottle 32 is added into the test box 9, and after the hydrogen peroxide dosing is completed, the second channel 132 is closed.
At this time, the rotating magnet 95 starts to rotate, the test box 9 controls the rotating time of the rotating magnet 95, after the rotating magnet 95 stops rotating, the third channel 133 is opened, the salicylfluorone stock solution in the salicylfluorone stock solution bottle 33 is added into the test box 9, after the medicine adding of the salicylfluorone stock solution bottle 33 is completed, the third channel 133 is closed, at this time, the rotating magnet 95 starts to rotate, after the rotating magnet 95 stops rotating, the fourth channel 134 is opened, the rotating magnet 95 starts rotating, the ammonia water in the ammonia water stock solution bottle 34 is added into the test box 9, the pH meter 12 displays the pH value, when the pH value is 7, the fourth channel 134 is closed, the rotating magnet 95 stops rotating, the fifth channel 135 is opened, the acetic acid-ammonium acetate and OP mixed solution in the acetic acid-ammonium acetate and OP mixed solution stock solution bottle 35 are added into the test box 9, the fifth channel 135 is closed after the medicine adding of the acetic acid-ammonium acetate and OP mixed solution is completed, at this time, the rotating magnet 95 starts rotating, after the rotating magnet 95 stops rotating, waiting for 5 minutes, the light emitting component 91 emits light, the light source, the light emitting component 92 receives the light penetrating the solution, the third valve 10 is opened after the measurement is completed, the third valve 10 is opened, and the waste water flows into the test system 10.
The utility model adopts the full iron detection device of the power plant, can measure the iron content in each system water sample in the power plant by using an instrument, judges the corrosion condition of each system, can ensure that sampling is representative by the pressure release cup shape with unique design, can meet the test requirement of trace iron without other operations by adopting a test method, has the detection limit as low as 0.5 mug/L, can timely and accurately feed back the corrosion condition of each system by uploading the iron data of an online instrument to an upper computer, and timely and accurately position the running condition of each system, thereby avoiding serious economic and safety accidents. Meanwhile, the utility model has wide application range, can measure corrosive product iron such as a water vapor system, a circulating water system, a boiler makeup water system and the like of a thermal power plant, has convenient and quick operation, high degree of automation, high sensitivity and low detection limit, simultaneously adopts a unique pressure release cup, ensures the representativeness of sampling, adopts a multichannel peristaltic pump for dosing, adopts a gravity flow self-flowing mode for feeding, and saves monitoring device and cost.
The foregoing is a further elaboration of the present utility model, and it is not intended that the utility model be limited to the specific embodiments shown, but rather that a number of simple deductions or substitutions be made by one of ordinary skill in the art without departing from the spirit of the utility model, all shall be deemed to fall within the scope of the utility model as defined by the claims which are filed herewith.
Claims (10)
1. The continuous detection device for the total iron of the power plant is characterized by comprising a water sample flow control unit, a heating and cooling unit, a testing unit and a liquid storage unit;
the water sample flow control unit is connected with the heating and cooling unit, and the heating and cooling unit is connected with the testing unit;
the liquid storage unit comprises a first liquid storage structure and a second liquid storage structure;
the first liquid storage structure is connected with the heating and cooling unit, and the second liquid storage structure is connected with the testing unit;
a test box (9) is arranged in the test unit;
the test box (9) is provided with a pH meter (12), an emission light component (91) and a transmission light component (92);
one end of the pH meter (12) is inserted into the test box (9);
the light emitting component (91) is arranged in the middle upper area of the side surface of the test box (9);
the transmission light component (92) is arranged on the other side surface of the test box (9) and is placed at the same height with the emission light component (91).
2. The continuous detection device for total iron of a power plant according to claim 1, wherein the test box (9) is further provided with a waste water discharge port (93), an overflow port (94) and a rotary magnet (95);
the waste water discharge port (93) is arranged at the bottom of the test box;
the overflow port (94) is arranged in the upper area of the side surface of the test box (9), and the overflow port (94) is positioned at the upper end of the light transmission component (92);
the rotating magnet (95) is arranged in the test box.
3. The continuous power plant iron detection device according to claim 2, wherein the test unit further comprises a third valve (10) and a fourth valve (11);
the waste water discharge port (93) is connected with the inlet of the third valve (10), and the outlet of the third valve (10) is connected with the waste liquid collecting system;
the overflow port (94) is connected with the inlet of the fourth valve (11), and the outlet of the fourth valve (11) is connected with the wastewater collection system.
4. A plant total iron continuous detection device according to claim 1, characterized in that the reservoir unit further comprises a multichannel peristaltic pump (13).
5. The continuous power plant iron detection device according to claim 4, wherein the second liquid storage structure comprises a hydrogen peroxide liquid storage bottle (32), a salicyl fluorone liquid storage bottle (33), an ammonia liquid storage bottle (34), an acetic acid-ammonium acetate and OP mixed solution liquid storage bottle (35), a second channel (132), a third channel (133), a fourth channel (134) and a fifth channel (135);
the outlet of the hydrogen peroxide liquid storage bottle (32) is connected with the inlet of the second channel (132), and the outlet of the second channel (132) is connected with the test box (9);
-said second channel (132) passing through a second peristaltic pump of the multichannel peristaltic pump (13);
the outlet of the salicyl fluorone liquid storage bottle (33) is connected with a third channel (133), and the outlet of the third channel (133) is connected with a test box (9);
the third channel (133) passes through a third peristaltic pump of the multi-channel peristaltic pump (13);
the outlet of the ammonia water liquid storage bottle (34) is connected with a fourth channel (134), and the outlet of the fourth channel (134) is connected with the test box (9);
the fourth channel (134) passes through a fourth peristaltic pump of the multi-channel peristaltic pump (13);
the outlet of the acetic acid-ammonium acetate and OP mixed solution liquid storage bottle (35) is connected with the inlet of a fifth channel (135), and the outlet of the fifth channel (135) is connected with the test box (9);
the fifth channel (135) passes through a fifth peristaltic pump of the multi-channel peristaltic pump (13).
6. The continuous power plant iron detection device according to claim 4, wherein the first liquid storage structure comprises a first channel (131) and a hydrochloric acid liquid storage bottle (31);
-said first channel (131) passing through a first peristaltic pump of a multichannel peristaltic pump (13);
the outlet of the hydrochloric acid liquid storage bottle (31) is connected with the inlet of the first channel (131).
7. The continuous power plant iron detection device according to claim 6, wherein the heating and cooling unit comprises an acidification cup (6), a heating module (7) and a cooling module (8);
the bottom outlet of the acidification cup (6) is connected with the inlet of the heating module (7), the outlet of the heating module (7) is connected with the inlet of the cooling module (8), and the outlet of the cooling module (8) is connected with the test box (9);
the upper inlet of the acidification cup (6) is connected with the outlet of the first channel (131).
8. The continuous power plant iron detection device according to claim 7, characterized in that the acidification cup (6) is in the shape of an inverted triangle.
9. The continuous detection device for total iron of a power plant according to claim 7, wherein the water sample flow control unit comprises a pressure release cup (1), a three-way valve (2), a first valve (3), a second valve (4) and a micro-flowmeter (5);
the three-way valve (2) is provided with a first connecting port (21), a second connecting port (22) and a third connecting port (23);
an inlet of the pressure relief cup (1) is connected with an outlet of the water sample pipeline, and an outlet at the bottom of the pressure relief cup (1) is connected with a first connecting port (21) of the three-way valve (2);
the inlet of the first valve (3) is connected with the second connecting port (22) of the three-way valve (2), and the outlet of the first valve (3) is connected with the wastewater collection system;
the inlet of the second valve (4) is connected with a third connecting port (23) of the three-way valve (2), and the outlet of the second valve (4) is connected with the inlet of the micro-flowmeter (5);
the outlet of the micro flowmeter (5) is connected with the inlet of the acidification cup (6).
10. The continuous detection device for total iron of a power plant according to claim 9, wherein the pressure release cup (1) is cylindrical in shape, and a stirring device is arranged in the pressure release cup to ensure that a water sample entering the pressure release cup (1) is in a flowing state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320488230.1U CN219328754U (en) | 2023-03-14 | 2023-03-14 | Continuous detection device for total iron of power plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320488230.1U CN219328754U (en) | 2023-03-14 | 2023-03-14 | Continuous detection device for total iron of power plant |
Publications (1)
| Publication Number | Publication Date |
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| CN219328754U true CN219328754U (en) | 2023-07-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202320488230.1U Active CN219328754U (en) | 2023-03-14 | 2023-03-14 | Continuous detection device for total iron of power plant |
Country Status (1)
| Country | Link |
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| CN (1) | CN219328754U (en) |
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2023
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