CN205879466U - Double containment seal tightness test pressure test device - Google Patents
Double containment seal tightness test pressure test device Download PDFInfo
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- CN205879466U CN205879466U CN201620688683.9U CN201620688683U CN205879466U CN 205879466 U CN205879466 U CN 205879466U CN 201620688683 U CN201620688683 U CN 201620688683U CN 205879466 U CN205879466 U CN 205879466U
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- pressure
- collecting computer
- signal
- display module
- computer
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- Monitoring And Testing Of Nuclear Reactors (AREA)
- Examining Or Testing Airtightness (AREA)
Abstract
The utility model belongs to the technical field of pressure test, concretely relates to double containment seal tightness test pressure test device. The utility model discloses a signal sharing device, collecting computer, reserve collecting computer, display module no. 1, display module no. 2, pressure measuring equipment on the spot, a port of signal sharing device passes through communication cable with collecting computer to be connected, and collecting computer is connected through communication cable with display module no. 1, another port of signal sharing device passes through communication cable with reserve collecting computer to be connected, and reserve collecting computer is connected through communication cable with display module no. 2, the 3rd port of signal sharing device passes through RS485 with pressure measuring equipment on the spot and transmits cable junction. The utility model discloses ensureing under the LOCA accident or the containment pressing experiment in -process elimination pressure test failure risk of system, improving the measuring accuracy, the guarantee is experimental to be gone on smoothly, effectively improves the operation safety of nuclear power plant.
Description
Technical field
This utility model belongs to stress test technical field, is specifically related to a kind of double containment seal tightness test pressure and surveys
Electricity testing device.
Background technology
WWER type nuclear power generating sets have employed double containment.From the angle of nuclear safety, the sealing of containment is necessary
It is guaranteed, and containment absolute pressure measures an important test parameters in testing as containment leak tightness, just carries
Go out the highest requirement.
It is absolute by four that precision is 0.04% that WWER type nuclear power generating sets former containment leak tightness test pressure measures system
Pressure transducer, a set of collecting device form.This system in use, exists that measuring accuracy is the highest, collecting device redundancy is inclined
The problem such as low.Owing to containment leak tightness test period span is big, it is long to take the main line time, the problems referred to above bring very to test
Big potential safety hazard, virtually add empirical risk, this for regard " low equipment failure rate " as the nuclear power plant of life for, anxious
Need to develop the containment leak tightness test pressure test device of a kind of high accuracy, high stability.
Summary of the invention
This utility model solves the technical problem that: this utility model provides a kind of double containment seal tightness test pressure to survey
Electricity testing device, it is ensured that eliminate pressure testing system failure risk under LOCA accident or during containment bulge test, improve
Measuring accuracy, ensures that test is smoothed out, is effectively improved the operation safety of nuclear power plant.
The technical solution adopted in the utility model:
A kind of double containment seal tightness test pressure test device, including Signal share device, collecting computer, standby
Collecting computer, display module one, display module two, on the spot pressure gauge, a port of Signal share device with adopt
Collection computer is connected by communication cable, and collecting computer is connected by communication cable with display module one；Signal share device
Another port be connected by communication cable with standby collecting computer, standby collecting computer and display module two is by logical
News cable connects；3rd port of Signal share device is connected by RS485 transmission cable with pressure gauge on the spot.
Described Signal share device includes 43 port signal shared devices, and pressure signal can be shared by Signal share device
To collecting computer and standby collecting computer.
Described collecting computer and standby collecting computer are used for controlling, monitor, store pressure signal, it is achieved this device
Control function.
Described display module one is the image-text display of pressure signal with display module two, for implementing monitoring pressure signal
Normal work, it is achieved human-computer interaction function.
Described pressure gauge on the spot includes 4 pieces of high accuracy number Pressure gauges, high accuracy number gauge measurement scope
Being 0～600kPa (a), error is 0.01%F.S..
Described collecting computer or standby collecting computer send pressure controling signal in sharing means, pass through RS485
Defeated cable is sequentially sent in pressure gauge on the spot；
Pressure signal is produced by pressure gauge on the spot, and in RS485 transmission cable to sharing means, sharing means will
Pressure signal transmits to collecting computer and standby collecting computer, and enters with standby collecting computer through main collecting computer
Row data process, and by pressure signal output to display module one with display module two, monitor in real time；
Through analytical calculation, containment leak tightness can be carried out science judge.
The beneficial effects of the utility model:
(1) this utility model provides a kind of double containment seal tightness test pressure test device, uses numeral high accuracy
Pressure transducer coordinates RS485 transmission means, can improve the certainty of measurement of containment overall leakage rate test system；
(2) this utility model provides a kind of double containment seal tightness test pressure test device, uses two sets to measure system
Altogether enjoy pressure signal, reliability and the safety of system can be improved；
(3) this utility model provides a kind of double containment seal tightness test pressure test device, detects fast and accurately
Containment overall leakage rate, eliminates under LOCA accident or the hidden danger of pressure-measuring system during bulge test, improves nuclear power
The level of security run.
Accompanying drawing explanation
A kind of double containment seal tightness test pressure test device schematic diagram that Fig. 1 provides for this utility model；
In figure: 1-Signal share device, 2-collecting computer, the standby collecting computer of 3-, 4-display module one, 5-show
Module two, 6-pressure gauge on the spot.
Detailed description of the invention
A kind of double containment seal tightness test pressure this utility model provided below according to the drawings and specific embodiments
Force test device is described in further detail.
As it is shown in figure 1, this utility model one double containment seal tightness test pressure test device, including Signal share
Device 1, collecting computer 2, standby collecting computer 3, display module 1, display module 25, on the spot pressure gauge 6,
Signal share device 1 includes 43 port signal shared devices, and a port of Signal share device 1 passes through with collecting computer 2
Communication cable connects, and collecting computer 2 is connected by communication cable with display module 1；Another of Signal share device 1
Port is connected by communication cable with standby collecting computer 3, and standby collecting computer 3 passes through connection with display module 25
Cable connects；3rd port of Signal share device 1 is connected by RS485 transmission cable with pressure gauge 6 on the spot.
Pressure signal can be shared to collecting computer and standby collecting computer by Signal share device 1.
Collecting computer 2 and standby collecting computer 3 are selected and are ground China's Series Industrial and control computer, be used for controlling, monitor,
Storage pressure signal, it is achieved the control function of this device.
Display module 1 and display module 25 are the image-text display of pressure signal, for implementing monitoring pressure signal just
Often work, it is achieved human-computer interaction function.
Pressure gauge 6 includes that 4 pieces of high accuracy number Pressure gauges, high accuracy number gauge measurement scope are 0 on the spot
～600kPa (a), error is 0.01%F.S..
Operation principle of the present utility model is: collecting computer 2 or standby collecting computer 3 send pressure controling signal extremely
In sharing means 1, through sharing means 1 Intelligent Recognition signal transmission order, by the priority of transmission time, through RS485 transmission line
Cable is sequentially sent in pressure gauge on the spot 6；Pressure signal is produced by pressure gauge 6 on the spot, through RS485 transmission cable
To sharing means 1, pressure signal is transmitted to collecting computer 2 and standby collecting computer 3 by sharing means 1, and through master
Collecting computer 2 carries out data process with the test software of standby collecting computer 3, exports pressure signal to display module one
4, with display module 25, monitor in real time；Finally, through analytical calculation, containment leak tightness can be carried out science judge.
Claims (6)
1. a double containment seal tightness test pressure test device, it is characterised in that: include Signal share device (1), adopt
Collection computer (2), standby collecting computer (3), display module one (4), display module two (5), pressure gauge on the spot
(6), a port of Signal share device (1) is connected by communication cable with collecting computer (2), collecting computer (2) with
Display module one (4) is connected by communication cable；Another port of Signal share device (1) and standby collecting computer (3)
Being connected by communication cable, standby collecting computer (3) is connected by communication cable with display module two (5)；Signal share fills
The 3rd port putting (1) is connected by RS485 transmission cable with pressure gauge on the spot (6).
A kind of double containment seal tightness test pressure test device the most according to claim 1, it is characterised in that: described
Signal share device (1) includes 43 port signal shared devices, and pressure signal can be shared to collection by Signal share device (1)
In computer and standby collecting computer.
A kind of double containment seal tightness test pressure test device the most according to claim 1, it is characterised in that: described
Collecting computer (2) and standby collecting computer (3) are used for controlling, monitor, store pressure signal, it is achieved the control merit of this device
Energy.
A kind of double containment seal tightness test pressure test device the most according to claim 1, it is characterised in that: described
Display module one (4) and display module two (5) are the image-text display of pressure signal, for the normal work of implementing monitoring pressure signal
Make, it is achieved human-computer interaction function.
A kind of double containment seal tightness test pressure test device the most according to claim 1, it is characterised in that: described
Pressure gauge on the spot (6) include 4 pieces of high accuracy number Pressure gauges, high accuracy number gauge measurement scope be 0～
600kPa (a), error is 0.01%F.S..
A kind of double containment seal tightness test pressure test device the most according to claim 1, it is characterised in that:
Described collecting computer (2) or standby collecting computer (3) send pressure controling signal in sharing means (1), warp
RS485 transmission cable is sequentially sent in pressure gauge on the spot (6)；
Pressure signal is produced by pressure gauge on the spot (6), in RS485 transmission cable to sharing means (1), and sharing means
(1) pressure signal is transmitted to collecting computer (2) and standby collecting computer (3), and through main collecting computer (2) with standby
Carry out data process with collecting computer (3), by pressure signal output to display module one (4) with display module two (5), enter
Row monitors in real time；
Through analytical calculation, containment leak tightness can be carried out science judge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620688683.9U CN205879466U (en) | 2016-06-30 | 2016-06-30 | Double containment seal tightness test pressure test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620688683.9U CN205879466U (en) | 2016-06-30 | 2016-06-30 | Double containment seal tightness test pressure test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205879466U true CN205879466U (en) | 2017-01-11 |
Family
ID=57693884
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620688683.9U Active CN205879466U (en) | 2016-06-30 | 2016-06-30 | Double containment seal tightness test pressure test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205879466U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107403652A (en) * | 2017-07-20 | 2017-11-28 | 中广核工程有限公司 | A kind of nuclear power station interlayer containment leak tightness measurement apparatus and method |
| CN109855804A (en) * | 2019-03-08 | 2019-06-07 | 江苏核电有限公司 | A kind of containment bulge test parameter acquisition devices and its acquisition method |
-
2016
- 2016-06-30 CN CN201620688683.9U patent/CN205879466U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107403652A (en) * | 2017-07-20 | 2017-11-28 | 中广核工程有限公司 | A kind of nuclear power station interlayer containment leak tightness measurement apparatus and method |
| CN107403652B (en) * | 2017-07-20 | 2019-10-08 | 中广核工程有限公司 | A kind of nuclear power station interlayer containment leak tightness measuring device and method |
| CN109855804A (en) * | 2019-03-08 | 2019-06-07 | 江苏核电有限公司 | A kind of containment bulge test parameter acquisition devices and its acquisition method |
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