TESTING MACHINE FOR TESTING OF OIL PUMPS OF AIR TURBINE JET LUBRICATION SYSTEM Russian patent published in 2014 - IPC G01M15/00 

FIELD: motors and pumps.

SUBSTANCE: unit additionally contains the isolated replaceable camera with the breathing circuit, generator of air and oil network, compressed air source connecting line, meanwhile the input of the oil scavenge pump is connected with an output of the isolated replaceable camera similar by the volume with the oil cavity, served by this pump on the motor, the replaceable camera has the gage glass and breathing circuit with the flow area adjustment device, the input of the replaceable camera is connected with the output of air an oil mixture generator designed as a mixing device, the air and oil network generator is connected by circuits through throttle cocks with the oil supply pump output and with the compressed air source.

EFFECT: improvement of quality and precision of tests at the expense of creation at the unit of conditions for oil pumps operation, as much as possible close to real conditions of their operation, the possibility of conducting of altitude tests of oil pumps without complicating the test machine and additional power costs.

4 cl, 1 dwg