KR200425159Y1 - 무자계열선에서의 시간제어식 무센서 온열조절기와과열보호회로 - Google Patents
무자계열선에서의 시간제어식 무센서 온열조절기와과열보호회로 Download PDFInfo
- Publication number
- KR200425159Y1 KR200425159Y1 KR2020060016734U KR20060016734U KR200425159Y1 KR 200425159 Y1 KR200425159 Y1 KR 200425159Y1 KR 2020060016734 U KR2020060016734 U KR 2020060016734U KR 20060016734 U KR20060016734 U KR 20060016734U KR 200425159 Y1 KR200425159 Y1 KR 200425159Y1
- Authority
- KR
- South Korea
- Prior art keywords
- circuit
- time
- heating wire
- overheating
- reference voltage
- Prior art date
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Classifications
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D23/00—Control of temperature
- G05D23/19—Control of temperature characterised by the use of electric means
- G05D23/20—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature
- G05D23/24—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature the sensing element having a resistance varying with temperature, e.g. a thermistor
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B1/00—Details of electric heating devices
- H05B1/02—Automatic switching arrangements specially adapted to apparatus ; Control of heating devices
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B3/00—Ohmic-resistance heating
- H05B3/20—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater
- H05B3/34—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater flexible, e.g. heating nets or webs
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B3/00—Ohmic-resistance heating
- H05B3/40—Heating elements having the shape of rods or tubes
- H05B3/54—Heating elements having the shape of rods or tubes flexible
- H05B3/56—Heating cables
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B2203/00—Aspects relating to Ohmic resistive heating covered by group H05B3/00
- H05B2203/035—Electrical circuits used in resistive heating apparatus
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Control Of Resistance Heating (AREA)
- Central Heating Systems (AREA)
Abstract
Description
Claims (1)
- 연산증폭기(UA1)와 R3, R4, R5는 기준전압(VR1)을 정하는 저항으로 R3의 값에 따라 볼륨의 위치(저온과고온)을 정하는 것으로 콘덴서(C1)의 충전 기준전압(VR1)을 정함과;상기 충전시에는 기준전압(VR1)과 D2, R2를 통해 C1 에 충전되며, 충전 기간에는 출력이 온(ON)되고 C1의 충전전압이 기준전압에 도달하면 R, D1, VR1, 을 통해 방전하고 방전하는 기간에는 오프(OFF)되는 구성의 펄스 제네레이터(1)의 회로와;상기 펄스 제네레이터(1)에서 층간단락시 열선과 직렬로 연결되어 있는 사이리스트 출력부(SCR)와;상기 사이리스트 출력부(SCR)와 연결되어 있는 검출저항(Rx1)에 흐르는 전류의 변화값을 검출하여 처리하는 부분으로 과전류검출회로(3)와 비교측정기(4) 및 유지 보존회로(5)를 갖는 것을 특징으로 하는 무자계열선에서의 시간제어식 무센서 온열조절기와 과열보호회로.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR2020060016734U KR200425159Y1 (ko) | 2006-06-21 | 2006-06-21 | 무자계열선에서의 시간제어식 무센서 온열조절기와과열보호회로 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR2020060016734U KR200425159Y1 (ko) | 2006-06-21 | 2006-06-21 | 무자계열선에서의 시간제어식 무센서 온열조절기와과열보호회로 |
Publications (1)
Publication Number | Publication Date |
---|---|
KR200425159Y1 true KR200425159Y1 (ko) | 2006-08-30 |
Family
ID=41773745
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR2020060016734U KR200425159Y1 (ko) | 2006-06-21 | 2006-06-21 | 무자계열선에서의 시간제어식 무센서 온열조절기와과열보호회로 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR200425159Y1 (ko) |
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2006
- 2006-06-21 KR KR2020060016734U patent/KR200425159Y1/ko not_active IP Right Cessation
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