JPH01153473U - - Google Patents
Info
- Publication number
- JPH01153473U JPH01153473U JP5058988U JP5058988U JPH01153473U JP H01153473 U JPH01153473 U JP H01153473U JP 5058988 U JP5058988 U JP 5058988U JP 5058988 U JP5058988 U JP 5058988U JP H01153473 U JPH01153473 U JP H01153473U
- Authority
- JP
- Japan
- Prior art keywords
- gas refrigerator
- temperature
- square wave
- wave oscillator
- frequency
- 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.)
- Pending
Links
- 238000001514 detection method Methods 0.000 claims description 2
- 238000005338 heat storage Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Devices That Are Associated With Refrigeration Equipment (AREA)
Description
第１図はこの考案の一実施例を示す概略図、第
２図は従来のガス冷凍機の駆動装置の概略図であ
る。
図において１はＡＣ発振器、２はリニアパワー
アンプ、３はガス冷凍機、４は磁気回路、５はコ
イル、６はピストン、７は冷却器、８は蓄熱器、
９は矩形波発振器、１０はデイジタルパワーアン
プ、１１は共振回路、１２は温度センサ、１３は
温度検出回路である。なお、図中同一あるいは相
当部分には同一符号を付して示してある。
FIG. 1 is a schematic diagram showing an embodiment of this invention, and FIG. 2 is a schematic diagram of a conventional drive device for a gas refrigerator. In the figure, 1 is an AC oscillator, 2 is a linear power amplifier, 3 is a gas refrigerator, 4 is a magnetic circuit, 5 is a coil, 6 is a piston, 7 is a cooler, 8 is a heat storage device,
9 is a rectangular wave oscillator, 10 is a digital power amplifier, 11 is a resonance circuit, 12 is a temperature sensor, and 13 is a temperature detection circuit. It should be noted that the same or corresponding parts in the figures are indicated by the same reference numerals.
Claims (1)
たガス冷凍機の駆動装置において、ガス冷凍機が
動作しやすい固有振動数を持つ周波数近辺に設定
した矩形波発振器と、ガス冷凍機を励振するため
矩形波発振器に従い、オンオフ制御できるパワー
アンプと、前記パワーアンプの出力としてガス冷
凍機が具備する固有振動数とほぼ等しい点で、電
流共振を起こすことができる共振回路と、ピスト
ンに直結したコイルと磁気回路の結合により、前
記矩形波発振器の周波数に従い、ピストンを駆動
し、熱力学サイクル動作で低温空間を作るガス冷
凍機の蓄熱器に取付けた温度センサと、この温度
を低温に保つために目標温度と比較し、温度制御
信号を検出する温度検出回路とを具備したことを
特徴とするガス冷凍機の駆動装置。 In a gas refrigerator drive device that utilizes the principle of a Stirling cycle engine, a square wave oscillator is set around a frequency that has a natural frequency that allows the gas refrigerator to easily operate, and a square wave oscillator is used to excite the gas refrigerator. A power amplifier that can be turned on and off, a resonant circuit that can cause current resonance at a point that is approximately equal to the natural frequency of the gas refrigerator as the output of the power amplifier, and a coil directly connected to the piston and a magnetic circuit are combined. , drives a piston according to the frequency of the square wave oscillator, and compares this temperature with a target temperature in order to maintain a low temperature with a temperature sensor attached to a heat storage of a gas refrigerator that creates a low temperature space by thermodynamic cycle operation, A driving device for a gas refrigerator, comprising a temperature detection circuit that detects a temperature control signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5058988U JPH01153473U (en) | 1988-04-15 | 1988-04-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5058988U JPH01153473U (en) | 1988-04-15 | 1988-04-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01153473U true JPH01153473U (en) | 1989-10-23 |
Family
ID=31276627
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5058988U Pending JPH01153473U (en) | 1988-04-15 | 1988-04-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01153473U (en) |
-
1988
- 1988-04-15 JP JP5058988U patent/JPH01153473U/ja active Pending
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