CN201503476U - Reverse-characteristic testing device for silicon rectifier stack - Google Patents
Reverse-characteristic testing device for silicon rectifier stack Download PDFInfo
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- CN201503476U CN201503476U CN2009202356142U CN200920235614U CN201503476U CN 201503476 U CN201503476 U CN 201503476U CN 2009202356142 U CN2009202356142 U CN 2009202356142U CN 200920235614 U CN200920235614 U CN 200920235614U CN 201503476 U CN201503476 U CN 201503476U
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Abstract
The utility model relates to a reverse-characteristic testing device for a silicon rectifier stack, comprising a power frequency testing transformer, a high-voltage leading wire ball, an insulated column, a copper column, a sealed container, a silicon stack anode end, a silicon stack cathode positioning plate, an RC (resistance-capacitance) component, a conductor insulated sealed sleeve, a conductor rod, a milli-amperemeter, an insulated sleeve, a positioning plate spring mechanism, an air-guide system, a gas pressure gage, a machine frame, a vacuum-pumping device, and a four-way pipe, wherein, the insulated column is provided with the copper column which is connected with the top end of the sealed container; the bottom end of the copper column is connected with the silicon stack anode end, and the silicon stack cathode positioning plate is connected with the positioning plate spring mechanism through the insulated sleeve; and the conductor insulated sealed sleeve is provided with the conductor rod which is connected with the bottom end of the sealed container; the RC component is connected between the silicon stack cathode positioning plate and the conductor rod; the top end of the high-voltage leading wire ball is connected with the positive pole of the power frequency testing transformer, and the bottom end is connected with the top end of the copper column; the milli-amperemeter is connected with the lower end of the conductor rod; the bottom end of the sealed container is connected with the air-guide system, the gas pressure gage and the vacuum-pumping device through the four-way pipe.
Description
Technical field
The utility model relates to a kind of silicon rectifier stack performance testing device, specifically, relates to a kind of reverse characteristic test device of silicon rectifier stack.
Background technology
Silicon stack is one of critical component of accelerator.It is made up of the metallic shield box in rectification fuse and band protection ball crack, and the average output voltage of each silicon stack is 50KV.The rectification fuse is in series by hundreds of silicon diodes, and its circuit design has been taked all to press and current limiting measures.For example, dynamitron utilizes the plural serial stage commutation system that the high-frequency ac Power Conversion is high voltage direct current power.Being specially high-frequency transformer is added to HF voltage between two upright radio-frequency electrodes, by the distributed capacitance between the semi-circular corona ring of radio-frequency electrode and rectification post HF voltage is coupled on the corona ring, silicon stack just is connected between the relative corona ring, forms the rectification circuit of a series connection from the high-field electrode to ground.Each silicon stack is rectified into high direct voltage to the HF voltage that obtains of coupling between relative corona ring, and these high direct voltages series connection superpositions just obtain the high direct voltage of dynamitron.Because the average output voltage of each silicon stack is E
0=50KV, and its polarity is opposite with diode polarity, thereby, the reverse voltage average out to V that each silicon stack bears
G=2E
0But in fact because silicon stack current potential difference of living in the rectification post.The actual reverse voltage that bears of each silicon stack is unequal.Be in the silicon stack of maximum potential, the reverse voltage that is born is the highest, is 1.4 times of mean value approximately.Therefore, in order to guarantee silicon stack normally utilization in accelerator, need before formal the use, test its reverse characteristic.
The utility model content
Technical problem to be solved in the utility model provides a kind of reverse characteristic test device of silicon rectifier stack, whether can satisfy application requirements with the reverse withstand voltage properties of test silicon rectistack.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is:
A kind of reverse characteristic test device of silicon rectifier stack, it is characterized in that, comprise power frequency testing transformer, high-voltage connection ball, insulated column, copper post, airtight container, silicon stack anode tap, silicon stack negative electrode location-plate, resistance capacitance assembly, conductor insulation sealing shroud, stub, milliammeter, insulation sleeve, location-plate spring device, gas directing system, gas gauge, frame, vacuum extractor, four-way piece, lead and bolt;
Described power frequency testing transformer, airtight container, milliammeter, gas directing system, gas gauge, vacuum extractor are positioned on the described frame;
Described insulated column, copper post, silicon stack anode tap, silicon stack negative electrode location-plate, resistance capacitance assembly, conductor insulation sealing shroud, stub, insulation sleeve and location-plate spring device are arranged in described airtight container; Described insulated column is column, intermediate hollow, and it is sealedly and fixedly connected on described airtight container top; Described copper post is fixed in the insulated column hollow part, and insulated column is stretched out at its two ends.Fixedly connected with described silicon stack anode tap in described copper post bottom; On the described silicon stack negative electrode location-plate boss is arranged, it is connected with the location-plate spring device that is fixed on described airtight container bottom by described insulation sleeve; Described conductor insulation sealing shroud is fixedly connected on the airtight container bottom; Described stub is sleeved in the conductor insulation sealing shroud, and the conductor insulation sealing shroud is stretched out at its two ends; Described silicon stack negative electrode location-plate and stub are connected with the resistance capacitance assembly, and this resistance and electric capacity are by the lead parallel connection;
Described high-voltage connection ball is a Metal Ball, and there is counterbore at two ends, and its top counterbore is connected to described power frequency testing transformer positive pole, and the bottom counterbore is connected to copper capital end;
Described milliammeter is connected with described stub lower end;
The bottom of described airtight container connects a four-way pipeline, connects described gas directing system, described gas gauge and described vacuum extractor respectively; Wherein, the gas in this gas directing system is insulating gas.
Adopt technique scheme, assembling by power frequency testing transformer, high-voltage connection ball, insulated column, copper post, airtight container, silicon stack anode tap, silicon stack negative electrode location-plate, resistance capacitance assembly, conductor insulation sealing shroud, stub, milliammeter, insulation sleeve, location-plate spring device, gas directing system, gas gauge, frame, vacuum extractor, four-way piece, lead and bolt, can detect the reverse withstand voltage properties of silicon stack, and then judge this silicon stack and whether can be applied in the accelerator.
Description of drawings
Fig. 1 is the longitudinal sectional view of a kind of reverse characteristic test device of silicon rectifier stack of the present utility model.
Fig. 2 is the fundamental diagram of a kind of reverse characteristic test device of silicon rectifier stack of the present utility model.
Among the figure, 1, power frequency testing transformer; 2, high-voltage connection ball; 3 shimming packing rings; 4, insulated column; 5, copper post; 6, airtight container; 7, silicon stack anode tap; 8, silicon stack; 9, silicon stack negative electrode location-plate; 10, resistance capacitance assembly; 11, conductor insulation sealing shroud; 12, stub; 13, milliammeter; 14, view window; 15, insulation sleeve; 16, location-plate spring device; 17, gas directing system; 18, gas gauge; 19, frame; 20, vacuum extractor.
Embodiment
As shown in Figure 1, a kind of reverse characteristic test device of silicon rectifier stack of the present utility model comprises power frequency testing transformer 1, high-voltage connection ball 2, insulated column 4, copper post 5, airtight container 6, silicon stack anode tap 7, silicon stack negative electrode location-plate 9, resistance capacitance assembly 10, conductor insulation sealing shroud 11, stub 12, milliammeter 13, insulation sleeve 15, location-plate spring device 16, gas directing system 17, gas gauge 18, frame 19, vacuum extractor 20, four-way piece, lead and bolt.
Power frequency testing transformer 1, airtight container 6, milliammeter 13, gas directing system 17, gas gauge 18, vacuum extractor 20 are positioned on the frame 19.
Insulated column 4, copper post 5, silicon stack anode tap 7, silicon stack negative electrode location-plate 9, resistance capacitance assembly 10, conductor insulation sealing shroud 11, stub 12, insulation sleeve 15, location-plate spring device 16 are arranged in airtight container 6.Wherein, insulated column 4 is column, intermediate hollow.Insulated column 4 is sealedly and fixedly connected on airtight container 6 tops, and an end is outside airtight container 6, and the other end is in airtight container 6.Copper post 5 is fixed in insulated column 4 hollow parts, and insulated column 4 is stretched out at its two ends.Copper post 5 bottoms and silicon stack anode tap 7 are bolted to connection.On the silicon stack negative electrode location-plate 9 boss is arranged, it is fixedlyed connected with the location-plate spring device 16 that is fixed on airtight container 6 bottoms by insulation sleeve 15.Conductor insulation sealing shroud 11 is sealedly and fixedly connected in airtight container 6 bottoms, and an end is outside airtight container 6, and the other end is in airtight container 6.Stub 12 sealing shrouds are contained in the conductor insulation sealing shroud 11, and conductor insulation sealing shroud 11 is stretched out at its two ends.Between silicon stack negative electrode location-plate 9 and the stub 12 resistance capacitance assembly 10 is arranged, wherein resistance and electric capacity are by the lead parallel connection, and two ends are connected on silicon stack negative electrode location-plate 9 and the stub 12.
High-voltage connection ball 2 is Metal Ball, is positioned at airtight container 6 outsides.High-voltage connection ball 2 tops and bottom have counterbore, and its top counterbore is connected to power frequency testing transformer 1 positive pole, and the bottom counterbore is connected to copper post 5 tops.Power frequency testing transformer 1 minus earth.
In the test, it is good that power frequency testing transformer adopts 50kV/500VA, and the limiting voltage of high-voltage connection head is 50kV.
For increasing the effect of creepage distance and uniform electric field, insulated column 4 axial cross section profile undulates.
For uniform electric field, can be between high-voltage connection ball 2 and insulated column 4, and respectively add a shimming packing ring 3 between insulated column 4 and the silicon stack anode tap 7.
In order to observe the state of silicon stack after energising, view window 14 can be set on the wall of airtight container 6.
Gas in the gas directing system 17 is insulating gas, is good with sulfur hexafluoride gas.
When using this device, earlier silicon stack 8 is placed on the silicon stack negative electrode location-plate 9, and makes the recess of silicon stack 8 bottoms corresponding with boss on the silicon stack negative electrode location-plate 9; Airtight container 6 top covers are installed then, silicon stack anode tap 7 is pressed on the silicon stack 8, this process can be regulated by location-plate spring device 16; Then open vacuum extractor 20, make gas gauge 18 reach test bit after, valve-off; Open gas directing system 17, after gas gauge 18 reaches test bit, valve-off; Open power frequency testing transformer 1 switch, be communicated with power supply, observe the variation of milliammeter 13 and the reaction of silicon stack 8; Off-test, powered-down, detaching device.
Behind the connection circuit, electric current flows out from power frequency testing transformer 1, passes through high-voltage connection ball 2 successively, copper post 5, silicon stack anode tap 7, silicon stack 8, silicon stack negative electrode location-plate 9, resistance capacitance assembly 10, stub 12 and milliammeter 13.
The principle of work of this proving installation: this is a single-phase half-wave rectifier circuit, and ac high-voltage is by tested silicon rectifier rectification, is load with the parallel component of high resistance and electric capacity, the choosing of electric capacity and resistance value, and it is capacitive answering proof load.The alternating voltage that raises and import is observed load milliammeter 13 gradually, and electric current should rise gradually synchronously.If silicon rectifier is working properly, in load, will set up high direct voltage, and energy measurement is to normal stable load current.If silicon rectifier is undesired, can observe pointer on the load milliammeter 13 and beat or rock, also may see ball crack sparking light simultaneously 14 li of view windows.
Adaptable parts are not limited to above mentioned concrete parts among the utility model embodiment, as long as can realize that the parts of this kind function are all alternative, for example: silicon is semiconductor material, and the rectistack reverse characteristic proving installation of other semiconductor materials also can adopt scheme above so; Connect the copper post and play the conductor effect, as long as can realize that the metal cartridge of conducting function is all alternative; Bolt plays the effect of fixedly connected two parts, as long as can play the part of fixedly connected effect, and can place of bolt.
Claims (6)
1. reverse characteristic test device of silicon rectifier stack, it is characterized in that, comprise power frequency testing transformer (1), high-voltage connection ball (2), insulated column (4), copper post (5), airtight container (6), silicon stack anode tap (7), silicon stack negative electrode location-plate (9), resistance capacitance assembly (10), conductor insulation sealing shroud (11), stub (12), milliammeter (13), insulation sleeve (15), location-plate spring device (16), gas directing system (17), gas gauge (18), frame (19), vacuum extractor (20), four-way piece, lead and bolt;
Described power frequency testing transformer (1), airtight container (6), milliammeter (13), gas directing system (17), gas gauge (18), vacuum extractor (20) are positioned on the described frame (19);
Described insulated column (4), copper post (5), silicon stack anode tap (7), silicon stack negative electrode location-plate (9), resistance capacitance assembly (10), conductor insulation sealing shroud (11), stub (12), insulation sleeve (15) and location-plate spring device (16) are arranged in described airtight container (6); Wherein, described insulated column (4) is column, intermediate hollow, and it is sealedly and fixedly connected on airtight container (6) top; Described copper post (5) is fixed in insulated column (4) hollow part, and insulated column (4) is stretched out at its two ends; Fixedly connected with silicon stack anode tap (7) in described copper post (5) bottom; On the described silicon stack negative electrode location-plate (9) boss is arranged, it is connected with the location-plate spring device (16) that is fixed on airtight container (6) bottom by described insulation sleeve (15); Described conductor insulation sealing shroud (11) is fixedly connected on airtight container (6) bottom; Described stub (12) is sleeved in the conductor insulation sealing shroud (11), and conductor insulation sealing shroud (11) is stretched out at its two ends; Be connected with resistance capacitance assembly (10) between described silicon stack negative electrode location-plate (9) and stub (12), this resistance and electric capacity are by the lead parallel connection;
Described high-voltage connection ball (2) is a Metal Ball, and there is counterbore at two ends, and its top counterbore is connected to power frequency testing transformer (1) positive pole, and the bottom counterbore is connected to copper post (5) top;
Described milliammeter (13) is connected with stub (12) lower end;
The bottom of described airtight container (6) connects a four-way piece, connects gas directing system (17), gas gauge (18) and vacuum extractor (20) respectively; Wherein, the gas in this gas directing system (17) is insulating gas.
2. according to the described reverse characteristic test device of silicon rectifier stack of claim 1, it is characterized in that, also comprise shimming packing ring (3); This shimming packing ring (3) has two, and one is positioned between described high-voltage connection ball (2) and the described insulated column (4), and another is positioned between described insulated column (4) and the described silicon stack anode tap (7).
3. according to claim 1 or 2 described reverse characteristic test device of silicon rectifier stack, it is characterized in that described insulated column (4) axial cross section profile undulate.
4. according to the described reverse characteristic test device of silicon rectifier stack of claim 3, it is characterized in that also comprise view window (14), this view window (14) is positioned on the wall of airtight container (6).
5. according to the described reverse characteristic test device of silicon rectifier stack of claim 4, it is characterized in that described insulating gas is a sulfur hexafluoride.
6. according to the described reverse characteristic test device of silicon rectifier stack of claim 5, it is characterized in that the limiting voltage of described power frequency testing transformer (1) is 50kV, power limit is 500VA; The limiting voltage of described high-voltage connection head is 50kV.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202356142U CN201503476U (en) | 2009-10-16 | 2009-10-16 | Reverse-characteristic testing device for silicon rectifier stack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202356142U CN201503476U (en) | 2009-10-16 | 2009-10-16 | Reverse-characteristic testing device for silicon rectifier stack |
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| Publication Number | Publication Date |
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| CN201503476U true CN201503476U (en) | 2010-06-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2009202356142U Expired - Lifetime CN201503476U (en) | 2009-10-16 | 2009-10-16 | Reverse-characteristic testing device for silicon rectifier stack |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101694509B (en) * | 2009-10-16 | 2012-07-04 | 江苏达胜加速器制造有限公司 | Reverse characteristic test device of silicon rectifier stack and operation method thereof |
| CN103852616A (en) * | 2012-11-30 | 2014-06-11 | 海洋王（东莞）照明科技有限公司 | Voltage testing module and testing device |
| CN108630616A (en) * | 2018-04-19 | 2018-10-09 | 如皋市大昌电子有限公司 | A kind of patch type high voltage silicon rectifier stack and its production technology |
| CN116699206A (en) * | 2023-07-28 | 2023-09-05 | 国网江苏省电力有限公司常州供电分公司 | Corona-resistant voltage device of high-voltage rectifying silicon stack |
-
2009
- 2009-10-16 CN CN2009202356142U patent/CN201503476U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101694509B (en) * | 2009-10-16 | 2012-07-04 | 江苏达胜加速器制造有限公司 | Reverse characteristic test device of silicon rectifier stack and operation method thereof |
| CN103852616A (en) * | 2012-11-30 | 2014-06-11 | 海洋王（东莞）照明科技有限公司 | Voltage testing module and testing device |
| CN108630616A (en) * | 2018-04-19 | 2018-10-09 | 如皋市大昌电子有限公司 | A kind of patch type high voltage silicon rectifier stack and its production technology |
| CN116699206A (en) * | 2023-07-28 | 2023-09-05 | 国网江苏省电力有限公司常州供电分公司 | Corona-resistant voltage device of high-voltage rectifying silicon stack |
| CN116699206B (en) * | 2023-07-28 | 2023-11-14 | 国网江苏省电力有限公司常州供电分公司 | Corona-resistant voltage device of high-voltage rectifying silicon stack |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20100609 Effective date of abandoning: 20091016 |