F. R. HAIGH has recently compared the relative advantages of magneto and coil ignition used for generating the explosions which occur in motor-car engines (Students' Quart. J. Inst. Elec. Eng., Dec.).

Polaris will build a two-stage, horizontal take-off and fully reusable hypersonic research vehicle, featuring a linear aerospike rocket engine. German company Polaris Spaceplanes announced on Jan. 27, ...

A Chinese domestically developed 1,200-kilowatt-class turboprop engine successfully completed its ignition test by achieving stable ground operation at minus 30 C in Harbin, Northeast China’s ...

Conducted at a national key fire safety lab, the test is the industry's first fire assessment of an ESS in compliance with the latest UL 9540A:2025 standard. Its exceptionally rigorous conditions ...

SHENZHEN, China, Dec. 16, 2025 /PRNewswire/ -- Huawei Digital Power's Commercial and Industrial Hybrid Cooling Grid Forming Energy Storage System (C&I GFM ESS) has successfully passed a stringent ...

The test was designed to create the industry's most demanding verification environment, evaluating the safety performance of ESSs under extreme ignition scenarios. A pack-level overcharge method was ...

Spark plugs play a key role in keeping your engine running, since it's that little jolt of electricity that ignites the fuel/air mixture in a motor's cylinders. And that little spark has to be ...

Celebrated in Stuttgart one day last week with the fanfare appropriate to one of Germany’s leading corporations was the 50th anniversary of the founding of Robert Bosch A. G. Happily the date ...