Patent ID: 11879817
Assignee: CHINA UNIVERSITY OF PETROLEUM
Field: Measurement (Instruments)
Classification: CPC G  E | IPC E  G

Claim 5:
6. The ground testing device for a stabilized platform of a rotary steerable drilling tool according to claim 5, wherein the main controller comprises:
a stabilized platform controller configured to: receive the direct current bus voltage set value V* and the tool face angle set value φ*, dynamically adjust a set value {tilde over (V)}* of a bus voltage controller and a set value {tilde over (φ)}* of a tool face angle controller according to the external working condition information, the measurement data of the upper current sensor, the measurement data of the lower current sensor, the measurement data of the voltage sensor, the measurement data of the rotating speed sensor and the measurement data of the tool face angle measurement unit, and provide a correction amount {tilde over (ω)} to a rotating speed controller to correct the rotating speed controller;
the bus voltage controller configured to: dynamically adjust the current set value of the upper turbine generator driving controller according to the set value {tilde over (V)}* and the measurement data of the voltage sensor so as to adjust the electromagnetic torque of the upper turbine generator;
the tool face angle controller configured to: dynamically adjust the set value of the rotating speed controller according to {tilde over (φ)}* and a tool face angle measurement value obtained by means of the tool face angle measurement unit; and
the rotating speed controller configured to: dynamically adjust the current set value of the lower turbine generator driving controller according to the rotating speed set value, a measurement value of the rotating speed sensor, a measurement value of the lower current sensor, and the correction amount of the rotating speed controller so as to adjust the electromagnetic torque of the lower turbine generator.