[go: up one dir, main page]

Kumar et al., 2021 - Google Patents

Modeling, simulation and experimental validation of flow rate of electro-hydraulic hitch control valve of agricultural tractor

Kumar et al., 2021

Document ID
12294163741968921302
Author
Kumar S
Tewari V
Bharti C
Ranjan A
Publication year
Publication venue
Flow Measurement and Instrumentation

External Links

Snippet

Advances in non-linear control theory have made it possible to develop controllers for non- linear dynamic systems in their nature. The low-cost proportional control valves of the hydraulic control system are examples of such a system where there is no linearity due to …
Continue reading at www.sciencedirect.com (other versions)

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING ENGINES OR PUMPS
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVO-MOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/60—Circuit components or control therefor
    • F15B2211/63—Electronic controllers
    • F15B2211/6303—Electronic controllers using input signals
    • F15B2211/6336—Electronic controllers using input signals representing a state of the output member, e.g. position, speed or acceleration
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING ENGINES OR PUMPS
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVO-MOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/30—Directional control
    • F15B2211/305—Directional control characterised by the type of valves
    • F15B2211/3056—Assemblies of multiple valves
    • F15B2211/30565—Assemblies of multiple valves having multiple valves for a single output member, e.g. for creating higher valve function by use of multiple valves like two 2/2-valves replacing a 5/3-valve
    • F15B2211/30575—Assemblies of multiple valves having multiple valves for a single output member, e.g. for creating higher valve function by use of multiple valves like two 2/2-valves replacing a 5/3-valve in a Wheatstone Bridge arrangement (also half bridges)
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING ENGINES OR PUMPS
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVO-MOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/60—Circuit components or control therefor
    • F15B2211/665—Methods of control using electronic components
    • F15B2211/6656—Closed loop control, i.e. control using feedback
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING ENGINES OR PUMPS
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVO-MOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/70—Output members, e.g. hydraulic motors or cylinders or control therefor
    • F15B2211/705—Output members, e.g. hydraulic motors or cylinders or control therefor characterised by the type of output members or actuators

Similar Documents

Publication Publication Date Title
Kumar et al. Modeling, simulation and experimental validation of flow rate of electro-hydraulic hitch control valve of agricultural tractor
Palli et al. Sliding-mode observers for state and disturbance estimation in electro-hydraulic systems
Ye et al. Position control of nonlinear hydraulic system using an improved PSO based PID controller
Feng et al. Identification and compensation of non-linear friction for a electro-hydraulic system
Coskun et al. Intelligent PID control of an industrial electro-hydraulic system
US6662705B2 (en) Electro-hydraulic valve control system and method
Ritelli et al. Energetic and dynamic impact of counterbalance valves in fluid power machines
Palli et al. A novel adaptive-gain technique for high-order sliding-mode observers with application to electro-hydraulic systems
US20030125840A1 (en) System and method for controlling hydraulic flow
US20180128607A1 (en) Method to automatically detect the area ratio of an actuator
Bak et al. Analysis of offshore knuckle boom crane-part one: modeling and parameter identification
CN110456646A (en) Design method of self-adaptive sliding mode control system for drilling arm swing angle of rock bolter based on EKF
Mirzaliev et al. Simulation of a hydraulic load sensing proportional valve
Zhang et al. Hardware-in-the-loop simulator of an off-road vehicle electrohydraulic steering system
CN109114292A (en) A kind of Pilotoperated reducing valve pilot stage drive characteristic detection method
Ding et al. A flow inferential measurement of the independent metering multi-way valve based on an improved RBF neural network
Wang et al. Review of electro-hydraulic hitch system control method of automated tractors
AU2008317577B2 (en) Weight calculation compensation
CN207795742U (en) The hydraulic system tested for responsive to load multi-way valve
Qiu et al. Modelling and simulation of an electrohydraulic steering system
Slavov et al. Advanced embedded control of electrohydraulic power steering system
Sun et al. Dynamics modeling and bifurcation analysis for valve-controlled hydraulic cylinder system containing counterbalance valves
CN107676340B (en) A kind of measuring device and method of hydraulic cylinder starting friction power
Kalmari et al. ISO 11783 compliant forest crane as a platform for automatic control
Ramírez Modeling and tracking control of a pneumatic servo positioning system