Propellant mass weighing device for attitude control engine test
A weighing device and propellant technology, which is applied in the field of attitude control engine test propellant mass weighing device, can solve the problems affecting the accuracy of small flow measurement, so as to avoid the decline of quality measurement accuracy, improve environmental performance, and improve quality measurement The effect of precision
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[0036] The present invention will be further described below in conjunction with accompanying drawing:
[0037] see figure 1 , a propellant mass weighing device for attitude control engine test, comprising a placement platform 1, an electronic scale 2, an electronic scale height adjustment device 3, a propellant recovery container 5, a reversing valve 4, a propellant weighing storage tank 6, a Gas recovery tank 7, one-way valve 8 and multiple connecting pipelines 9;
[0038] Both the propellant recovery container 5 and the deflated gas recovery tank 7 are fixedly installed on the placement platform 1;
[0039] The propellant weighing tank 6 includes an upper tank body 61 and a lower connecting base 62; the upper end of the lower connecting base 62 is fixedly connected with the upper tank body 61, and the lower end of the lower connecting base 62 is in contact with the upper surface of the placement platform 1;
[0040] There is a pit on the placement platform 1, the opening ...
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