Encapsulated Scintillator for Aqueous Well Logging
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Solution Overview
Problem
Scintillation detectors used in harsh aqueous environments, such as well logging, are prone to failure due to direct exposure to water, which renders the scintillation material inoperable.
Innovation Solution
The use of an encapsulating barrier, such as an epoxy coating or a pliable material, completely surrounds the scintillator crystal to protect it from water and harsh conditions, ensuring the scintillation detection device remains functional in aqueous environments.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If the scintillator crystal is exposed to water in aqueous environments, then the detector can operate in well logging applications, but the scintillation material becomes inoperable due to water damage
Solution Approach 1:
The patent applies a flexible encapsulating barrier made of epoxy coating or pliable material that completely surrounds the scintillator crystal. This thin film encapsulation protects the scintillation material from direct water exposure while maintaining operational functionality in aqueous well logging environments.
Solution Approach 2:
The encapsulating barrier acts as an intermediary protective layer between the scintillator crystal and the harsh aqueous environment. This intermediate layer allows the detector to be deployed in water-saturated conditions without the scintillation material experiencing direct contact with water that would render it inoperable.
2Reliability
If the scintillator crystal is completely enclosed in a rigid tube or casing, then the scintillation material is protected from water, but the device complexity increases and the window for light passage becomes restricted
Solution Approach 1:
The patent replaces rigid tube or casing enclosures with a flexible encapsulating barrier that completely surrounds the scintillator crystal. This flexible film approach provides comprehensive water protection while maintaining structural simplicity and preserving the light passage window functionality without the complexity of rigid sealed constructions.
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
The encapsulating barrier effectively prevents water damage and maintains the scintillator's functionality, allowing for reliable detection of radiation in harsh environments, including well logging applications.
Implementation Method 1
a scintillator material that is sensitive to a type of radiation such that when the material is struck by the radiation, the scintillator responds by fluorescing or scintillating electromagnetic radiation at a particular wavelength
Implementation Method 2
The photomultiplier tube converts the light photons emitted from the crystal into electrical pulses
Data Source
AI summary
A scintillation device is disclosed and can include a scintillator and a pliable encapsulating barrier completely surrounding the scintillator. The scintillation device can be used within a detector device. The detector device can include a housing and a photosensor within the housing. The scintillation device can be within the housing adjacent to the photosensor.