GB1602019A - Traction motor current control apparatus - Google Patents
Traction motor current control apparatus Download PDFInfo
- Publication number
- GB1602019A GB1602019A GB20666/78A GB2066678A GB1602019A GB 1602019 A GB1602019 A GB 1602019A GB 20666/78 A GB20666/78 A GB 20666/78A GB 2066678 A GB2066678 A GB 2066678A GB 1602019 A GB1602019 A GB 1602019A
- Authority
- GB
- United Kingdom
- Prior art keywords
- capacitor
- voltage
- current
- thyristor
- diode
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 239000003990 capacitor Substances 0.000 claims description 109
- 230000002441 reversible effect Effects 0.000 claims description 18
- 238000011084 recovery Methods 0.000 claims description 13
- 230000008859 change Effects 0.000 claims description 11
- 230000001939 inductive effect Effects 0.000 claims description 4
- 230000002035 prolonged effect Effects 0.000 claims description 3
- 230000000737 periodic effect Effects 0.000 claims description 2
- 230000000903 blocking effect Effects 0.000 description 12
- 230000000694 effects Effects 0.000 description 6
- 239000004065 semiconductor Substances 0.000 description 5
- 230000001965 increasing effect Effects 0.000 description 4
- 230000007257 malfunction Effects 0.000 description 4
- 230000008646 thermal stress Effects 0.000 description 4
- 230000007423 decrease Effects 0.000 description 3
- 230000003247 decreasing effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 101001005711 Homo sapiens MARVEL domain-containing protein 2 Proteins 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
- 230000035882 stress Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M3/00—Conversion of dc power input into dc power output
- H02M3/02—Conversion of dc power input into dc power output without intermediate conversion into ac
- H02M3/04—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters
- H02M3/10—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M3/125—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a thyratron or thyristor type requiring extinguishing means
- H02M3/135—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a thyratron or thyristor type requiring extinguishing means using semiconductor devices only
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Dc-Dc Converters (AREA)
- Rectifiers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US80319477A | 1977-06-03 | 1977-06-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1602019A true GB1602019A (en) | 1981-11-04 |
Family
ID=25185851
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB20666/78A Expired GB1602019A (en) | 1977-06-03 | 1978-05-19 | Traction motor current control apparatus |
Country Status (7)
| Country | Link |
|---|---|
| JP (1) | JPS541820A (pt) |
| BR (1) | BR7803514A (pt) |
| CA (1) | CA1118492A (pt) |
| ES (1) | ES470476A1 (pt) |
| GB (1) | GB1602019A (pt) |
| IT (1) | IT1105591B (pt) |
| MX (1) | MX145067A (pt) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2136227A (en) * | 1983-03-07 | 1984-09-12 | Nat Res Dev | Direct Current Circuit Breakers |
| US4686393A (en) * | 1984-02-01 | 1987-08-11 | National Research Development Corporation | Circuit breakers for direct and alternating current |
| US9641072B2 (en) | 2011-06-02 | 2017-05-02 | Schlumberger Technology Corporation | Systems, methods, and apparatus to drive reactive loads |
| CN113890331A (zh) * | 2021-09-17 | 2022-01-04 | 北京交通大学 | 一种混合型降压负阻变换器 |
-
1978
- 1978-05-18 CA CA000303699A patent/CA1118492A/en not_active Expired
- 1978-05-19 GB GB20666/78A patent/GB1602019A/en not_active Expired
- 1978-05-29 MX MX173597A patent/MX145067A/es unknown
- 1978-05-31 JP JP6448278A patent/JPS541820A/ja active Pending
- 1978-06-01 BR BR787803514A patent/BR7803514A/pt unknown
- 1978-06-02 IT IT41590/78A patent/IT1105591B/it active
- 1978-06-02 ES ES470476A patent/ES470476A1/es not_active Expired
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2136227A (en) * | 1983-03-07 | 1984-09-12 | Nat Res Dev | Direct Current Circuit Breakers |
| US4686393A (en) * | 1984-02-01 | 1987-08-11 | National Research Development Corporation | Circuit breakers for direct and alternating current |
| US9641072B2 (en) | 2011-06-02 | 2017-05-02 | Schlumberger Technology Corporation | Systems, methods, and apparatus to drive reactive loads |
| CN113890331A (zh) * | 2021-09-17 | 2022-01-04 | 北京交通大学 | 一种混合型降压负阻变换器 |
| CN113890331B (zh) * | 2021-09-17 | 2023-10-31 | 北京交通大学 | 一种混合型降压负阻变换器 |
Also Published As
| Publication number | Publication date |
|---|---|
| CA1118492A (en) | 1982-02-16 |
| MX145067A (es) | 1982-01-04 |
| BR7803514A (pt) | 1979-02-20 |
| IT1105591B (it) | 1985-11-04 |
| ES470476A1 (es) | 1980-01-01 |
| IT7841590A0 (it) | 1978-06-02 |
| JPS541820A (en) | 1979-01-09 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed [section 19, patents act 1949] | ||
| PCNP | Patent ceased through non-payment of renewal fee |