ACHR News

Copeland Launches KF Variable-Speed Scroll Compressor with Variable Frequency Drive Platform

ST. LOUIS — Copeland announced the launch of the KF variable-speed scroll compressor with EV4 variable frequency drive platform in North America. The KF is Copeland’s variable-speed scroll compressor ...
IEEE

Enhancing Lifespan and Control Precision in High-Speed Switching Valve Pneumatic Pressure Servo Systems With Variable Frequency PWM and Duty Cycle Compensation

Abstract: The single-chamber dual-valve pneumatic pressure servo system, characterized by its swift response and low cost, has significant applications in areas such as automotive braking and ...
Snow Goer

Clutching 101: Understanding the Basics of a CVT System

Understanding the basics of how a clutch system works is valuable for any snowmobiling enthusiast. It can help you diagnose ...
IEEE

Dynamic Performance of Pumping Mode of 250 MW Variable Speed Hydro-Generating Unit Subjected to Power and Control Circuit Faults

Abstract: Doubly fed induction machine (DFIM) is increasingly being preferred in sites where there is large variation in water head (e.g., Tehri hydropower complex in India having water head variation ...
GitHub

Created with the intention to control a 3-speed fan in function of heartrate/power/cadence for a comfortable Zwift experience.

ESP32 board (Wemos Lolin 32 OLED) Solid state relais module RPI 4 (as a Docker host for Node Red, InfluxBD, Grafana, MQTT server, ...) Grabs Data from indoor bike trainer and heartrate monitor ...