CN109917211A - A kind of direct current supply module Alarm Monitor Unit - Google Patents
A kind of direct current supply module Alarm Monitor Unit Download PDFInfo
- Publication number
- CN109917211A CN109917211A CN201910253129.6A CN201910253129A CN109917211A CN 109917211 A CN109917211 A CN 109917211A CN 201910253129 A CN201910253129 A CN 201910253129A CN 109917211 A CN109917211 A CN 109917211A
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- alarm
- supervisory relay
- connecting terminal
- input diode
- relay
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- 238000012360 testing method Methods 0.000 claims abstract description 36
- 238000009434 installation Methods 0.000 claims abstract description 13
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 13
- 238000012544 monitoring process Methods 0.000 claims abstract description 12
- 230000005284 excitation Effects 0.000 claims description 9
- 230000007257 malfunction Effects 0.000 claims description 8
- 230000006641 stabilisation Effects 0.000 claims description 5
- 238000011105 stabilization Methods 0.000 claims description 5
- 230000008034 disappearance Effects 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 3
- 230000008030 elimination Effects 0.000 description 2
- 238000003379 elimination reaction Methods 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical group C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 108091092568 Alarmone Proteins 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000011990 functional testing Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
Abstract
The invention belongs to fault alarm technical fields, and in particular to a kind of direct current supply module Alarm Monitor Unit.The present invention includes installation pedestal, fixed plug, reset switch, alarm input diode, lamp test switch, alarm supervisory relay input diode, alarm supervisory relay；Two fixed plugs are mounted on installation pedestal, in the installation pedestal between two fixed plugs, are sequentially installed with reset switch, alarm input diode, lamp test switch, alarm supervisory relay input diode, alarm supervisory relay from left to right.Present invention ensure that effective monitoring to module fault alarm, realizes the quick positioning of failure module, to guarantee the safe and reliable operation of downstream load.
Description
Technical field
The invention belongs to fault alarm technical fields, and in particular to a kind of direct current supply module Alarm Monitor Unit.
Background technique
Direct current supply module has a wide range of applications in nuclear power plant instrument control system, is related to the important control function such as shutdown, shutdown
The I &C equipment of energy, direct current supply module interior configure alert detecting circuit, it is ensured that are spaced apart to power-supplying modules and module output
State carries out reliably monitoring, guarantees I&C system safe and reliable operation.
As the operation time limit is continuously increased, the decline of direct current supply module operation stability, module and its output be spaced apart through
Normal shwoot alarm, the alert detecting circuit of module interior configuration do not have shwoot alarm and capture writing function, can not quickly position
Faulty equipment, system long-term existence security risk.
The present invention be directed to such cases to devise a kind of direct current supply module Alarm Monitor Unit, pass through alarm monitoring dress
It sets, record module can be captured and its output is spaced apart shwoot alarm, it is ensured that the important instrument control load safe and stable operation in downstream.
Summary of the invention
Present invention solves the technical problem that:
In view of the deficiencies of the prior art, the present invention provides a kind of direct current supply module Alarm Monitor Unit, it is ensured that module
Effective monitoring of fault alarm realizes the quick positioning of failure module, to guarantee the safe and reliable operation of downstream load.
The technical solution adopted by the present invention:
A kind of direct current supply module Alarm Monitor Unit, including installation pedestal, fixed plug, reset switch, alarm input
Diode, lamp test switch, alarm supervisory relay input diode, alarm supervisory relay；Two fixed plugs are mounted on
Installation pedestal in the installation pedestal between two fixed plugs, is sequentially installed with reset switch, alarm input two from left to right
Pole pipe, lamp test switch, alarm supervisory relay input diode, alarm supervisory relay.
The center of the fixed plug is equipped with fixed plug screw.
The reset switch is equipped with reset switch button, connecting terminal a-h；Lamp test switch is equipped with lamp test and switchs
Button, connecting terminal i, j, k, l, m, n, p, q；Input diode of alarming is equipped with connecting terminal r, s, t, z；Alarm monitoring relay
Device input diode is equipped with connecting terminal α, β, δ, ε；Supervisory relay of alarming is equipped with alarm supervisory relay lamp, terminals
Sub- u, v, w, x, y.
The stabilization 24V power supply that outside provides is connected to the connecting terminal d and connecting terminal b of reset switch, realizes external stabilization
The input of power supply, the connecting terminal c of reset switch are connected to the connecting terminal α of alarm supervisory relay input diode, alarm prison
The normally opened auxiliary contact u of alarm supervisory relay is connected to depending on the connecting terminal ε of relay input diode, supervisory relay of alarming
Normally opened auxiliary contact v be connected to the power supply terminal x of alarm supervisory relay, the power supply terminal y for supervisory relay of alarming is connected to multiple
The connecting terminal a of bit switch, realizes self-retaining function with this, wherein alarm one group of supervisory relay configuration 8 relay, model
Identical, the normally opened contact u of 8 relays is all shorted together.
Alarm input signal is connected to the connecting terminal r of alarm input diode, and the connecting terminal s for input diode of alarming connects
To the power supply terminal x of alarm supervisory relay, alarm input record function is realized with this, wherein alarm input diode one assembles
8 diodes are set, model is identical.
The connecting terminal q of lamp test switch is connected to the connecting terminal t of alarm input diode 7, the wiring of lamp test switch
Terminal k is connected to the connecting terminal c of reset switch, realizes relay-indicating light test function with this.
Under module malfunction, when alarm signal inputs and always exists, alarm input diode conducting, alarm monitoring after
Electric appliance lamp is always on.
Under module shwoot malfunction, when alarm signal inputs, alarm input diode conducting, alarm supervisory relay is encouraged
Magnetic, normal opened contact closure, at this time such as alarm signal disappearance, input diode of alarming is disconnected, supervisory relay continuous excitation of alarming,
Alarm supervisory relay lamp is always on, and clicks reset switch button, and alarm supervisory relay lamp goes out.
Alarm lamp test: pressing lamp test switch button, and alarm input diode is connected, supervisory relay excitation of alarming,
Supervisory relay lamp of alarming is bright；Lamp test switch button is unclamped, alarm input diode disconnects, supervisory relay loss of excitation of alarming,
Alarm supervisory relay lamp goes out.
Beneficial effects of the present invention:
(1) a kind of direct current supply module Alarm Monitor Unit of the invention, realizes direct current supply module and its output is empty
The shwoot alarm monitoring opened, reduces the potential risk of downstream load power loss.
(2) a kind of direct current supply module Alarm Monitor Unit of the invention, realizes the quick of direct current supply module failure
Positioning, reduces the malfunction elimination time, improves downstream load power supply reliability.
(3) a kind of direct current supply module Alarm Monitor Unit of the invention realizes the output of direct current supply module and is spaced apart event
The quick positioning of barrier, reduces the malfunction elimination time, improves downstream load power supply reliability.
(4) a kind of direct current supply module Alarm Monitor Unit of the invention, while sufficiently meeting design requirement, cost
Lower, structure is simple, installs on the spot simple and convenient.
(5) a kind of direct current supply module Alarm Monitor Unit of the invention, small in size, energy consumption is small, does not influence direct current supply
Module normal power supply function.
(6) a kind of direct current supply module Alarm Monitor Unit of the invention, easy to operate, fault alarm situation watcher
Just, convenient for inspection and maintenance.
(7) a kind of direct current supply module Alarm Monitor Unit of the invention has alarm lamp test function, realizes alarm prison
View apparatus functional test, general degree is high, has very high promotional value in field gulf two, the third stage of the project and other nuclear power stations.
Detailed description of the invention
Fig. 1 is a kind of direct current supply module Alarm Monitor Unit structural schematic diagram provided by the invention；
Fig. 2 is that fixed plug illustrates figure structure schematic representation；
Fig. 3 is reset switch terminal schematic diagram；
Fig. 4 is lamp test switch terminal schematic diagram；
Fig. 5 is alarm input diode terminal schematic diagram；
Fig. 6 is alarm supervisory relay input diode terminal schematic diagram；
Fig. 7 is alarm supervisory relay terminal schematic diagram；
Fig. 8 is a kind of direct current supply module Alarm Monitor Unit wiring diagram of the invention；
In figure: 1- installation pedestal, 2- fixed plug, 3- fixed plug screw, 4- reset switch, 5- reset switch terminals
Son, 6- reset switch button, 7- alarm input diode, 8- alarm input diode connecting terminal, 9- lamp test switch, 10-
Lamp test switch terminal, 11- lamp test switch button, 12- alarm supervisory relay input diode, 13- alarm monitoring
Relay input diode connecting terminal, 14- alarm supervisory relay, 15- alarm supervisory relay connecting terminal, 16- alarm
Supervisory relay lamp.
Specific embodiment
In the following with reference to the drawings and specific embodiments to a kind of direct current supply module Alarm Monitor Unit work provided by the invention
It is further described.
As shown in Figure 1, a kind of direct current supply module Alarm Monitor Unit provided by the invention, including installation pedestal 1, fixation
Plug 2, reset switch 4, alarm input diode 7, lamp test switch 9, alarm supervisory relay input diode 12, alarm prison
Depending on relay 14；
Two fixed plugs 2 are mounted on installation pedestal 1, in the installation pedestal 1 between two fixed plugs 2, Cong Zuozhi
The right side be sequentially installed with reset switch 4, alarm input diode 7, lamp test switch 9, alarm supervisory relay input diode 12,
Alarm supervisory relay 14；
As shown in Fig. 2, the center of fixed plug 2 is equipped with fixed plug screw 3；
As shown in Fig. 3-Fig. 7, reset switch 4 is equipped with reset switch button 6, connecting terminal a-h；On lamp test switch 9
Equipped with lamp test switch button 11, connecting terminal i, j, k, l, m, n, p, q；Alarm input diode 7 be equipped with connecting terminal r,
s,t,z；Supervisory relay input diode 12 of alarming is equipped with connecting terminal α, β, δ, ε；Alarm supervisory relay 14 is equipped with
Alarm supervisory relay lamp 16, connecting terminal u, v, w, x, y.
As shown in figure 8, the external stabilization 24V power supply provided is connected to the connecting terminal d and connecting terminal b of reset switch 4, it is real
The input of existing external stabilization power supply, the connecting terminal c of reset switch 4 are connected to the wiring of alarm supervisory relay input diode 12
The connecting terminal ε of terminal α, alarm supervisory relay input diode 12 are connected to the normally opened auxiliary contact of alarm supervisory relay 14
U, the normally opened auxiliary contact v of alarm supervisory relay 14 are connected to the power supply terminal x of alarm supervisory relay 14, alarm monitoring relay
The power supply terminal y of device 14 is connected to the connecting terminal a of reset switch 4, realizes self-retaining function with this, wherein supervisory relay of alarming
14 1 groups of configurations, 8 relays, model is identical, and the normally opened contact u of 8 relays is all shorted together.
Alarm input signal is connected to the connecting terminal r of alarm input diode 7, the connecting terminal s for input diode 7 of alarming
It is connected to the power supply terminal x of alarm supervisory relay 14, alarm input record function is realized with this, wherein alarm input diode 7
One group of configuration, 8 diodes, model are identical.
The connecting terminal q of lamp test switch 9 is connected to the connecting terminal t of alarm input diode 7, and lamp test switch 9 connects
Line terminals k is connected to the connecting terminal c of reset switch 4, realizes relay-indicating light test function with this.
The operation principle of the present invention is that:
When alarm signal inputs and always exists, alarm input diode 7 is connected, and alarm supervisory relay lamp 16 is always on.
This monitors method for the alarm under module malfunction.
When alarm signal inputs, alarm input diode 7 is connected, alarm 14 excitation of supervisory relay, normal opened contact closure,
At this time such as alarm signal disappearance, input diode 7 of alarming is disconnected, and 14 continuous excitation of supervisory relay of alarming, alarm monitors relay
Device lamp 16 is always on, and clicks reset switch button 6, and alarm supervisory relay lamp 16 goes out.This is under module shwoot malfunction
Alarm monitoring method.
Lamp test switch button 11 is pressed, alarm input diode 7 is connected, 14 excitation of supervisory relay of alarming, alarm prison
It is bright depending on relay lamp 16；Lamp test switch button 11 is unclamped, alarm input diode 7 disconnects, 14 loss of excitation of supervisory relay of alarming,
Alarm supervisory relay lamp 16 goes out.This is alarm lamp test method.
Claims (9)
1. a kind of direct current supply module Alarm Monitor Unit, it is characterised in that: including installation pedestal (1), fixed plug (2), answer
Bit switch (4), alarm input diode (7), lamp test switch (9), alarm supervisory relay input diode (12), alarm prison
Depending on relay (14)；Two fixed plugs (2) are mounted on installation pedestal (1), the installation pedestal between two fixed plugs (2)
(1) on, it is sequentially installed with reset switch (4), alarm input diode (7), lamp test switch (9), alarm monitoring from left to right
Relay input diode (12), alarm supervisory relay (14).
2. a kind of direct current supply module Alarm Monitor Unit according to claim 1, it is characterised in that: the fixed plug
(2) center is equipped with fixed plug screw (3).
3. a kind of direct current supply module Alarm Monitor Unit according to claim 2, it is characterised in that: the reset switch
(4) reset switch button (6) are equipped with, connecting terminal a-h；Lamp test switchs (9) and is equipped with lamp test switch button (11), connects
Line terminals i, j, k, l, m, n, p, q；Input diode (7) are alarmed equipped with connecting terminal r, s, t, z；Supervisory relay of alarming is defeated
Enter diode (12) equipped with connecting terminal α, β, δ, ε；Supervisory relay (14) are alarmed equipped with alarm supervisory relay lamp
(16), connecting terminal u, v, w, x, y.
4. a kind of direct current supply module Alarm Monitor Unit according to claim 3, it is characterised in that: outside provides steady
Determine connecting terminal d and connecting terminal b that 24V power supply is connected to reset switch (4), realizes that the input of external stabilization power supply, reset are opened
The connecting terminal c for closing (4) is connected to the connecting terminal α of alarm supervisory relay input diode (12), and alarm supervisory relay is defeated
The connecting terminal ε for entering diode (12) is connected to the normally opened auxiliary contact u of alarm supervisory relay (14), supervisory relay of alarming
(14) normally opened auxiliary contact v is connected to the power supply terminal x of alarm supervisory relay (14), the power supply of alarm supervisory relay (14)
Terminal y is connected to the connecting terminal a of reset switch (4), realizes self-retaining function with this, wherein (14) one groups of supervisory relay of alarm
8 relays are configured, model is identical, and the normally opened contact u of 8 relays is all shorted together.
5. a kind of direct current supply module Alarm Monitor Unit according to claim 4, it is characterised in that: alarm input signal
It is connected to the connecting terminal r of alarm input diode (7), the connecting terminal s of alarm input diode (7) is connected to alarm monitoring relay
The power supply terminal x of device (14) realizes alarm input record function with this, wherein alarm input diode (7) one groups configuration 8 two
Pole pipe, model are identical.
6. a kind of direct current supply module Alarm Monitor Unit according to claim 5, it is characterised in that: lamp test switch
(9) connecting terminal q is connected to the connecting terminal t of alarm input diode 7, and the connecting terminal k of lamp test switch (9) is connected to reset
The connecting terminal c for switching (4), realizes relay-indicating light test function with this.
7. a kind of direct current supply module Alarm Monitor Unit described in -6 any one according to claim 1, it is characterised in that:
Under module malfunction, when alarm signal inputs and always exists, alarm input diode (7) is connected, supervisory relay of alarming
Lamp (16) is always on.
8. a kind of direct current supply module Alarm Monitor Unit described in -6 any one according to claim 1, it is characterised in that:
Under module shwoot malfunction, when alarm signal inputs, alarm input diode (7) conducting, alarm supervisory relay (14) is encouraged
Magnetic, normal opened contact closure, at this time such as alarm signal disappearance, input diode (7) disconnection of alarming, alarm supervisory relay (14) is held
Continuous excitation, alarm supervisory relay lamp (16) are always on, click reset switch button (6), and alarm supervisory relay lamp (16) is gone out.
9. a kind of direct current supply module Alarm Monitor Unit described in -6 any one according to claim 1, it is characterised in that:
Alarm lamp test: pressing lamp test switch button (11), and alarm input diode (7) conducting, alarm supervisory relay (14) is encouraged
Magnetic, alarm supervisory relay lamp (16) are bright；It unclamps lamp test switch button (11), alarm input diode (7) disconnects, alarm prison
Depending on relay (14) loss of excitation, alarm supervisory relay lamp (16) is gone out.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910253129.6A CN109917211B (en) | 2019-03-29 | 2019-03-29 | Alarm monitoring device for direct current power supply module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910253129.6A CN109917211B (en) | 2019-03-29 | 2019-03-29 | Alarm monitoring device for direct current power supply module |
Publications (2)
| Publication Number | Publication Date |
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| CN109917211A true CN109917211A (en) | 2019-06-21 |
| CN109917211B CN109917211B (en) | 2023-12-15 |
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ID=66967852
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910253129.6A Active CN109917211B (en) | 2019-03-29 | 2019-03-29 | Alarm monitoring device for direct current power supply module |
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