Category Guide

Define control ownership, CAN signal meaning, communication faults and acceptance tests before integrating a BTMS with your BMS and vehicle controller.

Estimate battery-loop coolant flow, then verify pump operating point, branch distribution and pack temperatures for an electric bus or truck.

A practical RFQ checklist for electric bus and truck teams specifying a high-voltage coolant heater, with required inputs and supplier confirmations.

A quote for a battery thermal management system (BTMS) may appear very precise, but it often lacks a critical piece of information: how much heat the battery will actually generate over the vehicle’s entire operating cycle. Single metrics such as…

Even when a high-pressure coolant heater reaches its rated power, it may still fail to deliver the expected performance in actual vehicle applications. A factor that is often overlooked is the coolant circuit: specifically, the actual flow rate through the…

Define winter bus heating duty by cold-start, route, demist and battery loads before comparing HVCH ratings and validating the installed system.

How Does a High Voltage Coolant Heater Work in Electric Vehicles? Electric vehicles require a very different heating strategy from conventional gasoline or diesel vehicles. In an internal-combustion vehicle, waste heat from the engine can be used to warm the…