Hydraulic Pressure Transmission With Thermal Mount Temperature Sensing
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Existing hydraulic pressure transmission devices face challenges in achieving real-time temperature measurement due to thermal mass of the main body hindering immediate temperature adaptation of the pressure chamber, and existing solutions require additional openings or enlarged radii for temperature sensors, preventing precise and immediate temperature recording.
Innovation Solution
A pressure transmission device with a thermally conductive mount for a temperature sensor inserted into the main body behind the separating membrane, allowing for improved heat transfer and real-time temperature measurement, using materials like copper with high thermal conductivity, and a central recess design to prevent membrane deformation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If a temperature sensor is arranged next to the separating membrane or inserted into the main body, then the temperature can be measured, but the thermal mass of the main body prevents immediate adaptation to temperature changes, preventing real-time temperature recording
Solution Approach 1:
A thermally conductive mount is introduced as an intermediary component between the process medium and the temperature sensor. This mount has high thermal conductivity and low thermal mass, enabling it to rapidly transfer temperature changes from the process medium to the sensor without the delay caused by the main body's thermal mass. The mount acts as a thermal bridge that decouples the sensor's measurement function from the thermal inertia of the main body structure.
Solution Approach 2:
The temperature sensing function is segmented from the main body structure by introducing a separate, dedicated thermal coupling component (the mount). This segmentation allows the mount to be optimized specifically for thermal conduction properties while the main body maintains its structural function, enabling independent optimization of thermal response time without compromising structural integrity.
2Measurement precision
If a temperature sensor is arranged next to the separating membrane, then temperature measurement is possible, but an additional opening in the media container or enlarged radius of the main body is required, increasing device complexity
Solution Approach 1:
The mount serves multiple functions simultaneously: it provides thermal coupling for the temperature sensor, acts as a stop surface for the separating membrane, and maintains the pressure-tight integrity of the chamber. By consolidating these functions into a single component, the design avoids the need for separate mounting structures, additional openings, or enlarged radii, thereby reducing overall device complexity while enabling temperature measurement.
Solution Approach 2:
The mounting structure for the temperature sensor is merged with the stop surface function for the separating membrane. This consolidation eliminates the need for separate mounting features and reduces the number of components and assembly steps, simplifying the overall device structure while achieving both temperature measurement and membrane support functions.
3Reliability
If the separating membrane is fastened with multiple weld seams, then pressure-tight connection is achieved, but the complexity of the separating membrane assembly increases
Solution Approach 1:
The stop surface function is extracted from the main body structure and incorporated into the mount itself. This extraction allows the separating membrane to be welded directly to the mount with a single circumferential weld seam, eliminating the need for additional weld seams or complex attachment mechanisms, thereby reducing assembly complexity while maintaining pressure-tight integrity.
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
Enables approximately real-time temperature detection of the process medium, preventing membrane deformation and contamination, suitable for hygienic applications, and enhancing temperature measurement accuracy.
Implementation Method 1
A pressure transmission device with a thermally conductive mount for a temperature sensor inserted into the main body behind the separating membrane, allowing for improved heat transfer and real-time temperature measurement
Data Source
AI summary
A pressure transmission device includes a main part and a separating membrane secured to the main part. A pressure chamber is formed between the separating membrane and a surface, with the pressure chamber communicating with a hydraulic path. The separating membrane is: supplied with the process medium from a first membrane side; the pressure chamber and the hydraulic path are filled with a transmission fluid; the separating membrane is connected to the main part; and the separating membrane has a central region. The device additionally comprises a temperature sensor and a mount, wherein the temperature sensor introduced into the mount. The mount is arranged in a central cavity in such a way that a surface of the mount facing the separating membrane lies on a plane relative to the central region such that the surface of the mount acts as an abutment for the separating membrane when pressure is applied.