CN207675886U - A kind of detection device of the high-voltage connecting oralia of LHAASO-WFCTA model machines - Google Patents
A kind of detection device of the high-voltage connecting oralia of LHAASO-WFCTA model machines Download PDFInfo
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- CN207675886U CN207675886U CN201820124906.8U CN201820124906U CN207675886U CN 207675886 U CN207675886 U CN 207675886U CN 201820124906 U CN201820124906 U CN 201820124906U CN 207675886 U CN207675886 U CN 207675886U
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- resistance
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Abstract
The utility model discloses a kind of detection devices of the high-voltage connecting oralia of LHAASO WFCTA model machines, including several circuit units being set on high-voltage connecting oralia；Several circuit units are arranged in parallel between voltage test points and earth point；Circuit unit includes several resistance and capacitance；Several resistance are connected in series with；Capacitance C1 and capacitance C2 is parallel to the both ends resistance R1；Capacitance C3 and capacitance C4 is parallel to the both ends resistance R11；Capacitance C5 is arranged in parallel in the both ends resistance R13.The utility model powers on the distributing position of resistance and capacitance according to high-voltage connecting oralia, node selection is carried out to element circuit, and the test of resistance and node voltage carries out node using direct measuring resistance method and the cooperation of regulated power supply method, and then simply judge whether high voltage interface printed line road is connected.
Description
Technical field
The utility model belongs to the technical field of high-voltage connecting oralia, and in particular to a kind of high pressure of LHAASO-WFCTA model machines
The detection device of interface board.
Background technology
Large-scale High aititude air shower observation station (LHAASO) is the great section using Cosmic Ray Air Shower research as core objective
Skill infrastructure.Wide-angle atmospheric fluorescence/Cherenkov's photodetector array (WFCTA) be the main detector of LHAASO projects it
One, Main physical target is the other detectors of cooperation, and multi-parameter, point energy section accurately measure the ultra rays energy of 1013~1018eV
Spectrum to study ultra rays knee physics, and then unlocks origin of cosmic rays, acceleration and the mystery of propagation and provides experimental evidence.WFCTA by
L6 platform wide-angle Cherenkov Telescopes form, every telescope include optical system, 32 × 32 photomultipliers (PMT) array,
Electronics read-out system, slow control and 6 monitoring system, scaling system and mechanical system parts.Scaling system is using it in sheep
2 worked Cherenkov's model machines of eight wells, every model machine has 256 photomultiplier transit light to constitute, wherein every 16 photomultiplier transits
Light forms a small permutation, and a referred to as SubCluster, the SubCluster in 12 Geju City go out during model machine is run
Existing unsteady phenomena, the requirement according to LHAASO-WFCTA to its scaling system, now by the electronics of this 12 SubCluster
System carries out upgrading, increases by one piece of high-voltage connecting oralia, then accesses electronic system identical with WFCTA.
Utility model content
The purpose of this utility model is that in view of the deficiencies of the prior art, providing a kind of high pressure of LHAASO-WFCTA model machines
The detection device of interface board, to solve the high voltage interface printed line road based on LHAASO-WFCTA model machines is asked with what whether resistance was connected
Topic.
In order to achieve the above objectives, the technical scheme adopted by the utility model is that：
There is provided a kind of detection device of the high-voltage connecting oralia of LHAASO-WFCTA model machines comprising be set to high-voltage connecting oralia
On several circuit units；Several circuit units are arranged in parallel between voltage test points and earth point；If circuit unit includes
Dry resistance and capacitance；Several resistance are connected in series with；Capacitance C1 and capacitance C2 is parallel to the both ends resistance R1；Capacitance C3 and capacitance C4 are simultaneously
It is coupled to the both ends resistance R11；Capacitance C5 is arranged in parallel in the both ends resistance R13.
Preferably, 16 circuit units have been arranged in parallel on high-voltage connecting oralia.
Preferably, each circuit unit includes 14 resistance being sequentially connected in series.
Preferably, the endpoint being arranged in circuit unit between resistance R1 and R2 is node 1；Endpoint between resistance R2 and R3
For node 2；Endpoint between resistance R5 and R6 is node 3；Endpoint between resistance R7 and R8 is node 4；Resistance R9 and R10 it
Between endpoint be node 5；Endpoint between resistance R11 and R12 is node 6；Endpoint between resistance R12 and R13 is node 7；
Endpoint between resistance R10 and R11 is node 8；Endpoint between resistance R13 and R14 is node 9.
The detection device of the high-voltage connecting oralia of LHAASO-WFCTA model machines provided by the utility model has below beneficial to effect
Fruit：
The utility model powers on the distributing position of resistance and capacitance according to high-voltage connecting oralia, and carrying out node to element circuit sets
It sets, and carries out the test of resistance and node voltage to node using direct measuring resistance method and regulated power supply method, and then obtain
The result whether high voltage interface printed line road is connected.
Description of the drawings
Fig. 1 is the circuit diagram of the structure of the high-voltage connecting oralia based on LHAASO-WFCTA model machines.
Fig. 2 is the test partial pressure value ratio of the detection device of the high-voltage connecting oralia of LHAASO-WFCTA model machines and theoretical partial pressure value
The comparison diagram of ratio.
Specific implementation mode
Specific embodiment of the present utility model is described below, in order to facilitate understanding by those skilled in the art
The utility model, it should be apparent that the utility model is not limited to the range of specific implementation mode, to the common skill of the art
For art personnel, if various change the attached claims limit and determine the utility model spirit and scope in,
These variations are it will be apparent that all are created using the utility model of the utility model design in the row of protection.
According to one embodiment of the application, as shown in Figure 1, the high-voltage connecting oralia of the LHAASO-WFCTA model machines of this programme
Detection device, including 16 circuit units being set on high-voltage connecting oralia；Each circuit unit is arranged in parallel in voltage
Between test point and earth point.
Circuit unit includes 14 resistance and capacitance, and 14 resistance are connected in series with, and capacitance C1 and capacitance C2 are parallel to
The both ends resistance R1, capacitance C3 and capacitance C4 are parallel to the both ends resistance R11, and capacitance C5 is arranged in parallel in the both ends resistance R13, wherein
The concrete numerical value of each resistance and capacitance is with reference to figure 1.
According to one embodiment of the application, a kind of test side of the high-voltage connecting oralia based on LHAASO-WFCTA model machines
Method.
According to the distributing position of resistance in high-voltage connecting oralia circuit unit, the selection of resistance test node is carried out：
Select the endpoint between resistance R1 and R2 for node 1 in circuit unit, the endpoint between resistance R2 and R3 is node
2, the endpoint between resistance R5 and R6 is node 3, and the endpoint between resistance R7 and R8 is node 4, the end between resistance R9 and R10
Point is node 5, and the endpoint between resistance R11 and R12 is node 6, and the endpoint between resistance R12 and R13 is node 7, resistance R10
Endpoint between R11 is node 8, and the endpoint between resistance R13 and R14 is node 9.
Direct measuring resistance method test resistance resistance value
It selects multimeter to be tested, multimeter is adjusted to ohms range, red test pencil connects the ends VCC of circuit unit, black meter pen
Nine nodes are connect respectively, and record the resistance value of each node after stablizing.Wherein, the resistance value of 1 test resistance R1 of node, node 2
The resistance value of test resistance R1+R2, the resistance value of 3 test resistance R1+R2+R3+R4+R5+R6 of node, 4 test resistance R1+R2+ of node
The resistance value of R3+R4+R5+R6+R7, the resistance value of 5 test resistance R1+R2+R3+R4+R5+R6+R7+R8 of node, 6 test resistance of node
The resistance value of R1+R2+R3+R4+R5+R6+R7+R8+R9+R10+R11,7 test resistance R1+R2+R3+R4+R5+R6+R7+R8 of node
The resistance value of+R9+R10+R11+R12, the resistance value of 8 test resistance R1+R2+R3+R4+R5+R6+R7+R8+R9+R10 of node, node 9
The resistance value of test resistance R1+R2+R3+R4+R5+R6+R7+R8+R9+R10+R11+R12+R13.
Its test result is as follows table：
As seen from the above table, increasing with interstitial content, test value and theoretical value difference are more and more, this is mainly due to institute
The gain setting resistor used is conventional, electric-resistance, and production technology itself causes error larger；In circuit due to capacitance parallel connection,
It is larger to the Resistance Influence of circuit theoretically to D.C. resistance infinity, but actually when capacitance in parallel is also prodigious,
Measured value can be made less than normal, contain capacitance in circuit, with the presence of to charging process when test, therefore stable reading needs a timing
Between.
Regulated power supply method test resistance voltage：
The regulated power supply for selecting 15V, is adjusted to DC voltage shelves, red test pencil connects the ends VCC of element circuit, black table by multimeter
Pen connects nine nodes respectively, and records the voltage value of each node after stablizing.Wherein, the voltage value of 1 test resistance R1 of node,
The voltage value of 2 test resistance R1+R2 of node, the voltage value of 3 test resistance R1+R2+R3+R4+R5+R6 of node, node 4 test electricity
The voltage value of resistance R1+R2+R3+R4+R5+R6+R7, the voltage value of 5 test resistance R1+R2+R3+R4+R5+R6+R7+R8 of node,
The voltage value of 6 test resistance R1+R2+R3+R4+R5+R6+R7+R8+R9+R10+R11 of node, 7 test resistance R1+R2+R3 of node
The voltage value of+R4+R5+R6+R7+R8+R9+R10+R11+R12,8 test resistance R1+R2+R3+R4+R5+R6+R7+R8+ of node
The voltage value of R9+R10, the voltage of 9 test resistance R1+R2+R3+R4+R5+R6+R7+R8+R9+R10+R11+R12+R13 of node
Value
Its test result see the table below：
As seen from the above table, this test method is the principle based on resistance series connection partial pressure, and capacitance be it is in parallel in circuit,
Very little is influenced on resistance both ends test voltage；And reading settles out quickly.
Continue to do the intrinsic standoff ratio of the voltage measuring value of 16 element circuits on high-voltage connecting oralia and the intrinsic standoff ratio of theoretical value
Comparison, with reference to figure 2, wherein abscissa is number of nodes, and ordinate is intrinsic standoff ratio, and " fyb " is the intrinsic standoff ratio of each node in figure,
" llz " is theoretical value, and partial pressure value ratio is tested in Fig. 2 and theoretical partial pressure value ratio difference is smaller, illustrates the high-voltage connecting oralia after welding
Normal work judges that high voltage interface printed line road is connected.
The utility model powers on the distributing position of resistance and capacitance according to high-voltage connecting oralia, and node choosing is carried out to element circuit
It selects, and carries out the test of resistance and node voltage to node using direct measuring resistance method and the cooperation of regulated power supply method, in turn
Simply judge whether high voltage interface printed line road is connected.
Although being described in detail to the specific implementation mode of utility model in conjunction with attached drawing, should not be construed as to this
The restriction of the protection domain of patent.In range described by claims, those skilled in the art are without creative work
The various modifications and deformation that can make still belong to the protection domain of this patent.
Claims (4)
1. a kind of detection device of the high-voltage connecting oralia of LHAASO-WFCTA model machines, it is characterised in that：Including being set to high-voltage connecting
Several circuit units on oralia；Several circuit units are arranged in parallel between voltage test points and earth point；The electricity
Road unit includes several resistance and capacitance；Several resistance are connected in series with；The capacitance C1 and capacitance C2 are parallel to resistance R1
Both ends；The capacitance C3 and capacitance C4 is parallel to the both ends resistance R11；The capacitance C5 is arranged in parallel in the both ends resistance R13.
2. the detection device of the high-voltage connecting oralia of LHAASO-WFCTA model machines according to claim 1, it is characterised in that：Institute
It states and has been arranged in parallel 16 circuit units on high-voltage connecting oralia.
3. the detection device of the high-voltage connecting oralia of LHAASO-WFCTA model machines according to claim 1, it is characterised in that：Often
A circuit unit includes 14 resistance being sequentially connected in series.
4. the detection device of the high-voltage connecting oralia of LHAASO-WFCTA model machines according to claim 1, it is characterised in that：Institute
It is node 1 to state the endpoint being arranged in circuit unit between resistance R1 and R2；Endpoint between resistance R2 and R3 is node 2；Resistance
Endpoint between R5 and R6 is node 3；Endpoint between resistance R7 and R8 is node 4；Endpoint between resistance R9 and R10 is section
Point 5；Endpoint between resistance R11 and R12 is node 6；Endpoint between resistance R12 and R13 is node 7；Resistance R10 and R11
Between endpoint be node 8；Endpoint between resistance R13 and R14 is node 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820124906.8U CN207675886U (en) | 2018-01-24 | 2018-01-24 | A kind of detection device of the high-voltage connecting oralia of LHAASO-WFCTA model machines |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820124906.8U CN207675886U (en) | 2018-01-24 | 2018-01-24 | A kind of detection device of the high-voltage connecting oralia of LHAASO-WFCTA model machines |
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| CN207675886U true CN207675886U (en) | 2018-07-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201820124906.8U Expired - Fee Related CN207675886U (en) | 2018-01-24 | 2018-01-24 | A kind of detection device of the high-voltage connecting oralia of LHAASO-WFCTA model machines |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108152717A (en) * | 2018-01-24 | 2018-06-12 | 西南交通大学 | A kind of detection device and test method of the high-voltage connecting oralia of LHAASO-WFCTA model machines |
-
2018
- 2018-01-24 CN CN201820124906.8U patent/CN207675886U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108152717A (en) * | 2018-01-24 | 2018-06-12 | 西南交通大学 | A kind of detection device and test method of the high-voltage connecting oralia of LHAASO-WFCTA model machines |
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