CN112102973A - Method and device for detecting cold state performance of combination valve - Google Patents
Method and device for detecting cold state performance of combination valve Download PDFInfo
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- CN112102973A CN112102973A CN202010889655.4A CN202010889655A CN112102973A CN 112102973 A CN112102973 A CN 112102973A CN 202010889655 A CN202010889655 A CN 202010889655A CN 112102973 A CN112102973 A CN 112102973A
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- 238000000034 method Methods 0.000 title claims description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 296
- 230000005540 biological transmission Effects 0.000 claims abstract description 48
- 238000001514 detection method Methods 0.000 claims abstract description 43
- 230000007246 mechanism Effects 0.000 claims abstract description 12
- 238000005303 weighing Methods 0.000 claims abstract description 6
- 239000008400 supply water Substances 0.000 claims abstract description 4
- 238000007789 sealing Methods 0.000 claims description 3
- 238000012942 design verification Methods 0.000 abstract description 8
- 238000005259 measurement Methods 0.000 description 11
- 238000012546 transfer Methods 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 238000011179 visual inspection Methods 0.000 description 2
- 210000000078 claw Anatomy 0.000 description 1
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- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C17/00—Monitoring; Testing ; Maintaining
- G21C17/001—Mechanical simulators
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
- G01M13/003—Machine valves
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
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- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C17/00—Monitoring; Testing ; Maintaining
- G21C17/002—Detection of leaks
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
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- Indication Of The Valve Opening Or Closing Status (AREA)
- Examining Or Testing Airtightness (AREA)
Abstract
The invention relates to the technical field of equipment performance detection, and provides a combined valve cold state performance detection method and a combined valve cold state performance detection device, wherein the combined valve cold state performance detection method comprises the following steps: installing a tested combination valve; a water outlet collecting device is respectively arranged below a clamping water outlet pipe, a transmission water outlet pipe, a lifting water outlet pipe and a zero returning water outlet pipe which supply water to the driving mechanism; supplying water to the water inlet pipe, respectively operating the clamping electromagnetic valve head, the transmission electromagnetic valve head and the lifting electromagnetic valve head of the tested combination valve to switch on and off, and detecting the on-off and flow of water flow of each water outlet pipe; the electromagnetic valve head power-on and power-off program respectively operates according to the step-up and step-down of the driving mechanism, and detects the on-off and flow of water flow of each water outlet pipe; and supplying water through the water inlet pipe, powering off the tested combination valve, collecting the discharged water amount of each water outlet pipe, and weighing to obtain the internal leakage amount of the tested combination valve. The key working parameters of the combination valve are obtained, the design verification problem of the combination valve is solved, and the reliable and safe operation of the combination valve is guaranteed.
Description
Technical Field
The invention relates to the technical field of equipment performance detection, in particular to a method and a device for detecting cold-state performance of a combination valve.
Background
In the nuclear reactor control rod driving system, a driving mechanism is arranged in a high-temperature, high-pressure and irradiation environment in a reactor pressure vessel, three hydraulic cylinders for lifting, transferring and clamping are adopted to sequentially drive the transferring and the clamping of two sets of pin claw mechanisms to move, and the functions of stepping up, stepping down and dropping the control rod are realized.
Based on the working principle of the driving mechanism and the characteristics of the built-in control rod driving wire of the advanced integrated small water reactor and the experience of tests and detection, a method for detecting the cold state performance of the combination valve is needed to obtain the key working parameters of the combination valve, solve the design verification problem of the combination valve and ensure the reliable and safe operation of the combination valve.
Disclosure of Invention
The present invention is directed to solving at least one of the problems of the prior art. Therefore, the embodiment of the first aspect of the invention provides a method for detecting the cold-state performance of a combination valve, which realizes the function detection and the internal leakage quantity measurement of the combination valve in the cold-state working state, obtains the key working parameters of the combination valve, solves the design verification problem of the combination valve, and ensures the reliable and safe operation of the combination valve. And the engineering application of the control rod built-in water pressure driving technology is met, and reference is provided for engineering design verification of combination valve detection in other industrial fields.
The embodiment of the first aspect of the invention provides a method for detecting the cold-state performance of a combination valve, which comprises the following steps: s100: the tested combination valve is arranged on the combination valve cold state performance detection device and is connected with a water pipe and an electromagnetic valve head power supply line;
s102: a water outlet collecting device is respectively arranged below a clamping water outlet pipe, a transmission water outlet pipe, a lifting water outlet pipe and a zero returning water outlet pipe which supply water to the driving mechanism;
s104: supplying water through a water supply pipe, respectively operating the clamping electromagnetic valve head, the transmission electromagnetic valve head and the lifting electromagnetic valve head of the tested combination valve to switch on and off, and detecting the on-off and flow of water flow of the clamping water outlet pipe, the transmission water outlet pipe, the lifting water outlet pipe and the zero return water outlet pipe;
s106: the on-off programs of the clamping electromagnetic valve head, the transmission electromagnetic valve head and the lifting electromagnetic valve head are respectively operated according to the step-up and step-down of a driving mechanism, and the on-off and flow of water flow of the clamping water outlet pipe, the transmission water outlet pipe, the lifting water outlet pipe and the zero return water outlet pipe are detected;
s108: and supplying water through an incoming water pipe to enable the combination valve to be tested to be in a power-off state, collecting the discharged water quantities of the clamping water outlet pipe, the transmission water outlet pipe, the lifting water outlet pipe and the zero returning water outlet pipe, and weighing the discharged water quantities respectively to obtain the internal leakage quantity of the combination valve to be tested.
According to an embodiment of the present invention, the collecting the discharged water amount of the clamping water outlet pipe, the conveying water outlet pipe, the lifting water outlet pipe and the zero returning water outlet pipe specifically includes: and collecting the discharged water quantities of the clamping water outlet pipe, the transmission water outlet pipe, the lifting water outlet pipe and the zero returning water outlet pipe for half an hour.
According to an embodiment of the present invention, further comprising: step S110: repeating the steps S102 to S104 at least three times to calibrate the function detection of the single solenoid valve of the combination valve to be tested.
According to an embodiment of the present invention, further comprising: step S112: step S106 is repeated at least three times to calibrate the function check of the step up and step down operation of the tested combination valve.
According to an embodiment of the present invention, further comprising: step S114: repeating step S108 at least three times to calibrate the internal leakage detection of the tested combination valve.
According to an embodiment of the invention, the effluent collection apparatus comprises: the water-saving device comprises a clamping collecting cup, a transmission collecting cup, a lifting collecting cup and a zero-returning collecting cup, wherein the clamping collecting cup, the transmission collecting cup, the lifting collecting cup and the zero-returning collecting cup are respectively arranged below a clamping water outlet pipe, a transmission water outlet pipe, a lifting water outlet pipe and a zero-returning water outlet pipe.
An embodiment of a second aspect of the present invention provides a device for detecting cold state performance of a combination valve, which is applied to the method for detecting cold state performance of a combination valve described in any one embodiment of the first aspect, and includes: a fixing device; the combined valve is arranged on the fixing device and comprises a water inlet pipe, a valve body and a valve cover in sealing connection with the valve body, the valve body is provided with a valve body cavity, and the water inlet pipe is communicated with the valve body cavity; the water outlet pipe assembly comprises a clamping water outlet pipe, a transmission water outlet pipe, a lifting water outlet pipe and a zero return water outlet pipe which are communicated with the cavity of the valve body; the electromagnetic valve assembly is arranged on the valve cover and comprises a clamping electromagnetic valve head, a transmission electromagnetic valve head and a lifting electromagnetic valve head which are used for controlling the water inlet and outlet of the water outlet pipe assembly; the water outlet collecting device is used for respectively collecting the discharged water of the clamping water outlet pipe, the transmission water outlet pipe, the lifting water outlet pipe and the zero returning water outlet pipe; and the metering device is used for weighing the discharged water of the clamping water outlet pipe, the transmission water outlet pipe, the lifting water outlet pipe and the zero return water outlet pipe which are collected by the water outlet collecting device.
According to one embodiment of the invention, the fixing device comprises a work table, and the combination valve is fixedly connected with the work table.
According to one embodiment of the invention, a plurality of water outlet channels are arranged on the workbench, the plurality of water outlet channels penetrate through the upper end surface and the lower end surface of the workbench, and the clamping water outlet pipe, the transmission water outlet pipe, the lifting water outlet pipe and the zero returning water outlet pipe respectively penetrate through the plurality of water outlet channels to discharge water.
According to one embodiment of the invention, the effluent collecting device comprises a clamping collecting cup, a transfer collecting cup, a lifting collecting cup and a zero returning collecting cup, wherein the clamping collecting cup, the transfer collecting cup, the lifting collecting cup and the zero returning collecting cup are respectively arranged below the clamping water outlet pipe, the transfer water outlet pipe, the lifting water outlet pipe and the zero returning water outlet pipe.
The method for detecting the cold-state performance of the combination valve provided by the embodiment of the first aspect of the invention realizes the function detection and the internal leakage quantity measurement of the combination valve in the cold-state working state, obtains the key working parameters of the combination valve, solves the design verification problem of the combination valve, and ensures the reliable and safe operation of the combination valve. And the engineering application of the control rod built-in water pressure driving technology is met, and reference is provided for engineering design verification of combination valve detection in other industrial fields.
Drawings
FIG. 1 is a schematic flow chart of a method for detecting cold-state performance of a combination valve according to an embodiment of the present invention;
fig. 2 is a schematic cross-sectional structural diagram of a combined valve cold state performance detection device provided in an embodiment of the present invention.
The reference numbers illustrate:
1. a combination valve cold state performance detection device; 10. a valve body; 101. a valve body chamber; 102. clamping the water outlet pipe; 103. a delivery water outlet pipe; 104. a zero-returning water outlet pipe; 105. lifting the water outlet pipe; 20. a valve cover; 30. a solenoid valve assembly; 40. a water supply pipe; 50. a work table; 60. clamping the collection cup; 70. a transfer collection cup; 80. returning to zero to collect the cup; 90. the collection cup is lifted.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described below with reference to the accompanying drawings, and it is obvious that the described embodiments are some embodiments of the present invention, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the embodiments of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the embodiments of the present invention and simplifying the description, but do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the embodiments of the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the embodiments of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. Specific meanings of the above terms in the embodiments of the present invention can be understood in specific cases by those of ordinary skill in the art.
In embodiments of the invention, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through intervening media. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of an embodiment of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
As shown in fig. 1, an embodiment of the first aspect of the present invention provides a method for detecting cold-state performance of a combination valve, including: step S100: the tested combination valve is arranged on the combination valve cold state performance detection device and is connected with a water pipe and an electromagnetic valve head power supply line.
Through will being surveyed the combination valve installation and fix on combination valve cold state performance detection device to guarantee the stability of being surveyed the combination valve, guarantee combination valve cold state performance detection's stability and accuracy, through linking to each other with the combination valve with water pipe and solenoid valve head power supply line, with the preparation work of accomplishing combination valve performance detection, guarantee that performance detection's effective going on.
Step S102: and water outlet collecting devices are respectively arranged below the clamping water outlet pipe, the delivery water outlet pipe, the lifting water outlet pipe and the zero returning water outlet pipe which supply water to the driving mechanism.
Step S104: the water supply of the water pipe is carried out, the clamping electromagnetic valve head, the transmission electromagnetic valve head and the lifting electromagnetic valve head of the tested combination valve are respectively operated to be switched on and off, and the on-off and the flow of water flow of the clamping water outlet pipe, the transmission water outlet pipe, the lifting water outlet pipe and the zero return water outlet pipe are detected.
A water outlet collecting device (such as a water outlet collecting box or a water outlet collecting cup) is arranged below the water outlet pipe; the water supply pipe supplies high-pressure water, and controls the power-on and power-off operation of a single electromagnetic valve head of the tested combination valve respectively, the water outlet collecting device can be used for collecting water discharged by the clamping water outlet pipe, the transmission water outlet pipe, the lifting water outlet pipe and the zero return water outlet pipe, and is convenient for measuring the water discharged by each water outlet pipe, so as to determine the water flow of each water outlet pipe and be convenient for centralized processing of the collected water. The on-off of water flow when the on-off of a single electromagnetic valve head is judged in a visual inspection mode so as to complete the function detection of a single electromagnetic valve.
Step S106: the on-off programs of the clamping electromagnetic valve head, the transmission electromagnetic valve head and the lifting electromagnetic valve head are operated according to the step-up and step-down of the driving mechanism respectively, and the on-off and flow of water flow of the clamping water outlet pipe, the transmission water outlet pipe, the lifting water outlet pipe and the zero return water outlet pipe are detected.
The driving mechanism has the function of realizing the control rod step-up and step-down operation, the on-off programs of the clamping electromagnetic valve head, the transmission electromagnetic valve head and the lifting electromagnetic valve head of the tested combination valve are respectively operated according to the step-up and step-down modes of the driving structure, and the on-off and flow of the discharged water flow of the clamping water outlet pipe, the transmission water outlet pipe, the lifting water outlet pipe and the zero return water outlet pipe can be detected through the visual inspection mode, so that the detection of the step-up operation function of the combination valve is completed.
Step S108: the water supply of the water pipe is carried out, the tested combination valve is in a power-off state, the discharged water quantity of the clamping water outlet pipe, the transmission water outlet pipe, the lifting water outlet pipe and the zero returning water outlet pipe is collected and weighed respectively, and the internal leakage quantity of the tested combination valve is obtained.
The water supply pipe supplies high-pressure incoming water, the combination valve is in a power-off state, the water outlet collecting device is adopted to collect the discharged water amount below each water outlet pipe (namely, the water outlet pipes are clamped, the water outlet pipes are transmitted, the water outlet pipes are lifted and the water outlet pipes return to zero) for a period of time, the discharged water amounts are respectively weighed with the discharged water amount of each water outlet pipe, and the difference value between the total discharged water amount and the water supply amount is the internal leakage amount of the combination valve.
According to an embodiment of the present invention, the collecting the discharged water amount of the clamping outlet pipe, the delivery outlet pipe, the lifting outlet pipe and the zero returning outlet pipe specifically comprises: and collecting the discharged water quantities of the clamping water outlet pipe, the transmission water outlet pipe, the lifting water outlet pipe and the zero returning water outlet pipe for half an hour.
The water discharge amount of each water outlet pipe is collected for half an hour, and the water discharge amount can also be collected for one hour, so that the water in each water outlet pipe can be completely discharged, and the accuracy of the internal leakage amount measurement of the combination valve is improved.
According to an embodiment of the present invention, further comprising: step S110: the steps S102 to S104 are repeated at least three times to calibrate the function detection of the individual solenoid valves of the combination valve under test.
In order to ensure the accuracy of the measured data during the function detection of a single electromagnetic valve, the steps S102 to S104 can be repeated at least three times, and the inaccurate measurement caused by the accidental events can be prevented by recording a plurality of groups of measured data, so that the measured data can be ensured to be more accurate and reliable.
According to an embodiment of the present invention, further comprising: step S112: step S106 is repeated at least three times to calibrate the step operation function detection of the tested combination valve.
In order to ensure the accuracy of the detection of the stepping operation function of the combination valve, the step S106 can be repeated at least three times, and inaccurate measurement caused by accidental events can be prevented by recording multiple groups of measurement data, so that the measurement data are more accurate and reliable.
According to an embodiment of the present invention, further comprising: step S114: step S108 is repeated at least three times to calibrate the internal leakage detection of the tested combination valve.
In order to ensure the accuracy of the detection of the leakage amount in the combination valve, the step S108 can be repeated at least three times, and the inaccuracy of the measurement caused by the accidental events can be prevented by recording a plurality of groups of measurement data, so that the measurement data of the leakage amount in the combination valve can be more accurate and reliable.
According to one embodiment of the invention, the effluent collection apparatus comprises: the clamping collecting cup, the transmission collecting cup, the lifting collecting cup and the zero returning collecting cup are respectively arranged below the clamping water outlet pipe, the transmission water outlet pipe, the lifting water outlet pipe and the zero returning water outlet pipe.
Of course, the effluent collecting means may be a water collecting member such as a plurality of collecting boxes.
The embodiment of the second aspect of the present invention provides a device 1 for detecting cold-state performance of a combination valve, which is suitable for the method for detecting cold-state performance of a combination valve in any one of the embodiments of the first aspect, and includes: a fixing device; the combined valve is arranged on the fixing device and comprises a water inlet pipe 40, a valve body 10 and a valve cover 20 hermetically connected with the valve body 10, the valve body 10 is provided with a valve body cavity 101, and the water inlet pipe 40 is communicated with the valve body cavity 101; the water outlet pipe assembly comprises a clamping water outlet pipe 102, a transmission water outlet pipe 103, a lifting water outlet pipe 105 and a zero return water outlet pipe 104 which are communicated with the valve body cavity 101; the electromagnetic valve assembly 30 is arranged on the valve cover 20 and comprises a clamping electromagnetic valve head, a transmission electromagnetic valve head and a lifting electromagnetic valve head which are used for controlling the water inlet and outlet of the water outlet pipe assembly; the water outlet collecting device is used for respectively collecting the discharged water of the clamping water outlet pipe 102, the delivery water outlet pipe 103, the lifting water outlet pipe 105 and the zero returning water outlet pipe 104; and the metering device is used for weighing the discharged water which is collected by the discharged water collecting device and is clamped with the water outlet pipe 102, the delivery water outlet pipe 103, the lifting water outlet pipe 105 and the zero returning water outlet pipe 104.
The device 1 for detecting the cold state performance of the combination valve provided by the embodiment of the second aspect of the invention comprises the combination valve, a water outlet pipe assembly, a solenoid valve assembly 30, a water outlet collecting device and a metering device. The combined valve comprises a valve cover 20 and a valve body 10, a sealing element is arranged between the valve cover 20 and the valve body 10, the valve body 10 is provided with a valve body cavity 101, and the valve body cavity 101 is communicated with a water inlet pipe 40; the water outlet pipe assembly is indirectly communicated with the valve body cavity 101, the on-off of each water outlet pipe can be controlled through the electromagnetic valve assembly 30, the water inlet pipe 40 supplies water, the electromagnetic valve assembly 30 is electrified, and the water outlet of the water outlet pipe assembly can be realized. And then the discharged water volume of each water outlet pipe is collected through a water outlet collecting device, and the discharged water volume is measured and weighed by a measuring device (such as an electronic scale), so that the detection of the cold-state performance of the combination valve can be realized.
According to one embodiment of the invention, the fixture includes a table 50, and the combination valve is fixedly connected to the table 50, as shown in fig. 2.
The fixing device comprises a workbench 50, and the workbench 50 is fixedly connected (such as bolted connection) with the valve body 10 of the combination valve to ensure the stability of the installation of the combination valve and further ensure the stable performance of the cold-state performance detection of the combination valve.
According to an embodiment of the present invention, the worktable 50 is provided with a plurality of water outlet channels, the plurality of water outlet channels penetrate through the upper end surface and the lower end surface of the worktable 50, and the clamping water outlet pipe 102, the delivery water outlet pipe 103, the lifting water outlet pipe 105 and the zero-returning water outlet pipe 104 respectively penetrate through the plurality of water outlet channels for water drainage.
According to one embodiment of the present invention, the effluent collecting device comprises a holding collecting cup 60, a transfer collecting cup 70, a lifting collecting cup 90 and a zero-returning collecting cup 80, wherein the holding collecting cup 60, the transfer collecting cup 70, the lifting collecting cup 90 and the zero-returning collecting cup 80 are respectively arranged below a holding outlet pipe 102, a transfer outlet pipe 103, a lifting outlet pipe 105 and a zero-returning outlet pipe 104.
Of course, the water outlet collecting device may also be a water collecting device such as a water outlet collecting box disposed below the clamping water outlet pipe 102, the delivery water outlet pipe 103, the lifting water outlet pipe 105 and the zero-returning water outlet pipe 104, and the description thereof is omitted.
The method for detecting the cold-state performance of the combination valve provided by the embodiment of the first aspect of the invention realizes the function detection and the internal leakage quantity measurement of the combination valve in the cold-state working state, obtains the key working parameters of the combination valve, solves the design verification problem of the combination valve, and ensures the reliable and safe operation of the combination valve. And the engineering application of the control rod built-in water pressure driving technology is met, and reference is provided for engineering design verification of combination valve detection in other industrial fields.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (10)
1. A method for detecting cold state performance of a combination valve is characterized by comprising the following steps:
s100: the tested combination valve is arranged on the combination valve cold state performance detection device and is connected with a water pipe and an electromagnetic valve head power supply line;
s102: a water outlet collecting device is respectively arranged below a clamping water outlet pipe, a transmission water outlet pipe, a lifting water outlet pipe and a zero returning water outlet pipe which supply water to the driving mechanism;
s104: supplying water through a water supply pipe, respectively operating the clamping electromagnetic valve head, the transmission electromagnetic valve head and the lifting electromagnetic valve head of the tested combination valve to switch on and off, and detecting the on-off and flow of water flow of the clamping water outlet pipe, the transmission water outlet pipe, the lifting water outlet pipe and the zero return water outlet pipe;
s106: the on-off programs of the clamping electromagnetic valve head, the transmission electromagnetic valve head and the lifting electromagnetic valve head are respectively operated according to the step-up and step-down of a driving mechanism, and the on-off and flow of water flow of the clamping water outlet pipe, the transmission water outlet pipe, the lifting water outlet pipe and the zero return water outlet pipe are detected;
s108: and supplying water through an incoming water pipe to enable the combination valve to be tested to be in a power-off state, collecting the discharged water quantities of the clamping water outlet pipe, the transmission water outlet pipe, the lifting water outlet pipe and the zero returning water outlet pipe, and weighing the discharged water quantities respectively to obtain the internal leakage quantity of the combination valve to be tested.
2. A method according to claim 1, wherein the collecting the discharged water volumes of the clamping outlet pipe, the delivery outlet pipe, the lifting outlet pipe and the zero-returning outlet pipe specifically comprises:
and collecting the discharged water quantities of the clamping water outlet pipe, the transmission water outlet pipe, the lifting water outlet pipe and the zero returning water outlet pipe for half an hour.
3. The method for detecting the cold state performance of the combination valve as claimed in claim 1 or 2, further comprising:
step S110: repeating the steps S102 to S104 at least three times to calibrate the function detection of the single solenoid valve of the combination valve to be tested.
4. The method for detecting the cold state performance of the combination valve as claimed in claim 1, further comprising:
step S112: step S106 is repeated at least three times to calibrate the function check of the step up and step down operation of the tested combination valve.
5. The combination valve cold state performance detection method according to claim 1 or 2, further comprising:
step S114: repeating step S108 at least three times to calibrate the internal leakage detection of the tested combination valve.
6. The combination valve cold state performance detection method of claim 1 or 2,
the effluent collection device comprises: the water-saving device comprises a clamping collecting cup, a transmission collecting cup, a lifting collecting cup and a zero-returning collecting cup, wherein the clamping collecting cup, the transmission collecting cup, the lifting collecting cup and the zero-returning collecting cup are respectively arranged below a clamping water outlet pipe, a transmission water outlet pipe, a lifting water outlet pipe and a zero-returning water outlet pipe.
7. A combination valve cold state performance detection device, which is suitable for the combination valve cold state performance detection method of any one of claims 1 to 6, and is characterized in that the combination valve cold state performance detection device comprises:
a fixing device;
the combined valve is arranged on the fixing device and comprises a water inlet pipe, a valve body and a valve cover in sealing connection with the valve body, the valve body is provided with a valve body cavity, and the water inlet pipe is communicated with the valve body cavity;
the water outlet pipe assembly comprises a clamping water outlet pipe, a transmission water outlet pipe, a lifting water outlet pipe and a zero return water outlet pipe which are communicated with the cavity of the valve body;
the electromagnetic valve assembly is arranged on the valve cover and comprises a clamping electromagnetic valve head, a transmission electromagnetic valve head and a lifting electromagnetic valve head which are used for controlling the water inlet and outlet of the water outlet pipe assembly;
the water outlet collecting device is used for respectively collecting the discharged water of the clamping water outlet pipe, the transmission water outlet pipe, the lifting water outlet pipe and the zero returning water outlet pipe;
and the metering device is used for weighing the discharged water of the clamping water outlet pipe, the transmission water outlet pipe, the lifting water outlet pipe and the zero return water outlet pipe which are collected by the water outlet collecting device.
8. A combination valve cold state performance detection apparatus as claimed in claim 7,
the fixing device comprises a workbench, and the combination valve is fixedly connected with the workbench.
9. A combination valve cold state performance detection apparatus as claimed in claim 8,
the water outlet device comprises a workbench, and is characterized in that a plurality of water outlet channels are arranged on the workbench, the water outlet channels penetrate through the upper end surface and the lower end surface of the workbench, and the clamping water outlet pipe, the transmission water outlet pipe, the lifting water outlet pipe and the zero returning water outlet pipe respectively penetrate through the water outlet channels for water drainage.
10. A combination valve cold state performance detection apparatus as claimed in any one of claims 7 to 9,
the water outlet collecting device comprises a clamping collecting cup, a transmission collecting cup, a lifting collecting cup and a zero returning collecting cup, wherein the clamping collecting cup, the transmission collecting cup, the lifting collecting cup and the zero returning collecting cup are respectively arranged below the clamping water outlet pipe, the transmission water outlet pipe, the lifting water outlet pipe and the zero returning water outlet pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010889655.4A CN112102973B (en) | 2020-08-28 | 2020-08-28 | Method and device for detecting cold state performance of combination valve |
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| CN202010889655.4A CN112102973B (en) | 2020-08-28 | 2020-08-28 | Method and device for detecting cold state performance of combination valve |
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| CN112102973A true CN112102973A (en) | 2020-12-18 |
| CN112102973B CN112102973B (en) | 2023-10-31 |
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Citations (5)
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| KR20150138129A (en) * | 2015-08-21 | 2015-12-09 | 이우성 | Nuclear Waste Nuclear Power Plant reactors equipped with dual structure for high-speed growth of nuclear power plants |
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| CN1442863A (en) * | 2002-03-29 | 2003-09-17 | 清华大学 | Nuclear reactor control rod hydraulic driving system |
| JP2009014477A (en) * | 2007-07-04 | 2009-01-22 | Chugoku Electric Power Co Inc:The | Device for measuring amount of leaked water |
| CN101368631A (en) * | 2007-08-13 | 2009-02-18 | 刘光跃 | Combined solenoid valve |
| CN104535349A (en) * | 2014-12-29 | 2015-04-22 | 北京建筑大学 | Test method and device aiming at water output system |
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| CN112102973B (en) | 2023-10-31 |
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