The Viscolab PVT high-temperature and high-pressure viscometer provides accurate, stable, and reproducible measurement data. Integrated laptop and easy-to-use operating software, convenient for testing control and data analysis processing.
The VISILab PVT system, developed by CVI and in collaboration with Schlumberger for over 15 years, has received high praise from customers. This system is designed to simulate the formation petroleum environment and test the viscosity of fluid samples such as petroleum, crude oil, heavy oil, natural gas, and natural gas condensates under high temperature and high pressure conditions. Only 6ml of sample is needed, and the Viscolab PVT system provides accurate, stable, and reproducible measurement data. Integrated laptop and easy-to-use operating software, convenient for testing control and data analysis processing.

1、 Application scope
The Viscolab PVT high-temperature and high-pressure viscometer is widely used in fields such as petroleum exploration, core analysis, state behavior research, and special fluid testing. Mercury free design, combined with Viscopro 2000 controller and SPL440 probe, and equipped with high-pressure fluid management system, including two configurations of water cooling circulation system and air circulation system.
2、 Technical features
(1) Accuracy: ± 1% full scale
(2) Testing time: approximately 4 hours
(3) Stability: reaching a stable state in 45 minutes
(4) Sample size: Only 5 milliliters are needed
(5) Maximum pressure: up to 40000 psi (standard 20000 psi)
3、 System composition
The Viscolab PVT system includes advanced 440 probes, external water-cooled temperature control structure, built-in temperature probes, etc., which can be operated through a simple user interface. The system also comes with a set of tools for sample processing, system cleaning, or calibration.
4、 Working principle
Utilizing innovative electromagnetic coils to drive pistons for precise measurement of sample viscosity in the measurement chamber. The system ensures accuracy and stability through rapid and multiple measurements, making it particularly suitable for precise measurement of precious samples, such as in the field of oil drilling.
5、 Software and Operations
The Viscolab PVT software provides an intuitive human-machine interface, making it easy to set test parameters and view results. Automatically store and receive test data, display test status, simplify user operation process.
6、 Specification parameters
(1) Viscosity range: 0.02 to 10000 Centipoise (cP)
(2) Maximum temperature: 315 ° C (system standard 190 ° C)
(3) Maximum pressure: 40000 psi (system standard 20000 psi)
(4) Measurement accuracy: ± 1.0% full scale
(5) Repeatability: ± 0.8% reading
(6) Temperature probe: built-in platinum RTD

The Viscolab PVT high-temperature and high-pressure viscometer is a high-precision, easy-to-use, safe and reliable measuring device, particularly suitable for precise viscosity measurement in challenging applications. Its compact design and user-friendly software make it an ideal choice in laboratories and industrial fields.