Generator Motor Flow Manifold for Constant Hydraulic Output
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Solution Overview
Problem
Hydraulic generator motors require frequent recalibration and resetting of flow rate valves when connected to different hydraulic sources, leading to inefficiencies, increased costs, and potential damage due to improper speed adjustments, which can result in dangerous voltage conditions and costly repairs.
Innovation Solution
A flow control manifold apparatus with a housing defining two flow paths, a first flow regulating valve, and an excess pressure valve that automatically regulates hydraulic fluid flow to maintain a constant output volume, including an excess flow path and a pilot-operated relief valve circuit to manage pressure and prevent damage.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If an adjustable valve is used to control flow rate, then speed control of the hydraulic motor is achieved, but frequent recalibration and resetting are required when connected to different hydraulic sources
Solution Approach 1:
The flow control valve automatically adjusts the flow rate to maintain constant motor speed without requiring manual recalibration. The valve self-regulates by sensing changes in hydraulic source output and adjusting its opening accordingly, eliminating the need for operator intervention when connecting to different hydraulic sources.
Solution Approach 2:
The system incorporates a feedback mechanism where the flow control valve monitors the actual flow rate or motor speed and automatically adjusts its position to maintain the desired operating parameters. This closed-loop control ensures consistent performance regardless of variations in hydraulic source output.
2Ease of operation
If manual flow rate adjustment is performed, then generator speed can be controlled, but improper adjustments may cause dangerous voltage conditions and generator damage
Solution Approach 1:
The flow control valve automatically maintains proper flow rates to keep the generator operating within safe parameters. By self-regulating the hydraulic flow, the system prevents improper speed adjustments that could lead to dangerous voltage conditions or generator damage, eliminating reliance on operator skill for safe operation.
Solution Approach 2:
The system is designed with built-in protection mechanisms that prevent dangerous operating conditions before they occur. The flow control valve anticipates potential issues by maintaining constant flow rates that keep the generator within safe operational limits, cushioning against potential damage from improper adjustments.
3Adaptability or versatility
If an adjustable valve is used for flow control, then flow rate can be modified, but highly skilled personnel are required to perform adjustments
Solution Approach 1:
The flow control valve performs the complex adjustment task automatically without requiring skilled personnel. The valve senses flow conditions and self-adjusts its opening to maintain the desired flow rate, converting a task that previously required expert knowledge into an automated function that operates independently of operator skill level.
4Reliability
If flow rate valve is recalibrated for each hydraulic source, then proper generator operation is maintained, but job efficiency decreases and costs increase
Solution Approach 1:
The flow control valve automatically adapts to different hydraulic sources by sensing their output characteristics and adjusting its flow control accordingly. This eliminates the time-consuming recalibration process required when connecting to different equipment, maintaining proper generator operation while significantly improving job efficiency and reducing operational costs.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
Automatically maintains a constant hydraulic fluid flow rate to the generator motor, reducing the need for frequent recalibration, enhancing job efficiency, minimizing risks of damage, and ensuring consistent voltage production.
Implementation Method 1
an excess pressure valve (138) placed inline the excess flow path. The excess pressure valve is configured to be in a closed orientation when the first flow regulating valve is open whereby all of the fluid exits through the flow output port. The excess pressure valve is then configured to be in a partially open orientation when the first flow regulating valve is partially closed whereby a first portion of the fluid exits through the flow output port and a second portion of the fluid exits through the return outlet port.
Data Source
AI summary
A flow control manifold apparatus includes a housing defining a first flow path from a flow input port to flow output port and a second flow path from a return inlet port to a return outlet port. A first flow regulating valve is placed inline the first flow path and an excess flow path fluidly couples the first flow path to the second flow path. An excess pressure valve is placed inline the excess flow path and is in a closed orientation when the first flow regulating valve is open so that all of the fluid exits through the flow output port. The excess pressure valve is then in a partially open orientation when the first flow regulating valve is partially closed so that a first portion of the fluid exits through the flow output port and a second portion of the fluid exits through the return outlet port.