The 6th International Conference on Batteries for Utility Energy Storage is scheduled for Sept. 21-23, 1999 in Energiepark Herne, in Essen, Germany. According to the organizers, the conference is for those involved in power system operation, planning, optimization and control. Some of the areas covered at this conference will be converter/grid connection; automation technology, uninterruptable […]
PolyStor Corp. (Dublin, CA) announced it is now shipping production quantities of the first fully qualified lithium-ion prismatic cells based on lithium nickel-cobalt oxide. PolyStor says they are ramping up their fully automated lithium-ion assembly plant to reach full capacity by the fourth quarter of 1999. The plant has a capacity of 24 million cells […]
Valence Technology Inc. (Henderson, NV) reported a net loss of $8.5 million, or $0.32 per share, for the fourth quarter ended March 28, 1999, compared to $8.2 million, or $0.34 per share, a year ago. The company recorded no revenues for either period. For the fiscal year ended March 28, 1999, net loss was $29.3 […]
Energy Research Corp. (ERC, Danbury, CT) announced that it plans to change its name to Fuel Cell Energy Inc. to more directly reflect its emphasis on commercializing Direct Fuel Cell technology. The name change has been approved by the board of directors and is subject to approval by shareholders. A special meeting is expected to […]
Cherry Semiconductor Corp. (East Greenwich, RI) recently appointed David Susak as manager of the company's new design center located in Chandler, Arizona. Mr. Susak will oversee all activities at the design center, which implements a multi-disciplined, team approach to new product design and development. He formerly was a principal analog designer at Microchip Technology and […]
Best Power (Necedah, WI) recently introduced a new UPS line, Patriot Pro II, which offers ranges from 400VA to 1000VA. According to Best Power, the new line offers more upgrades on the previous model, the Patriot Pro, without any increase in cost. Some of the features added from more advanced units are user-adjustable voltage settings, […]
Unipower Corp. (Coral Springs, FL) offers a new front-end power system that is 1U high (1.75") and provides up to 1200W non-redundant...
MGE UPS Systems (Costa Mesa, CA) introduced its new Digital Static Transfer Switch Power Management Modules – PMM Plus and PMM Ultra. Using dual-input power distribution with automatic source selection, the PMM Plus and PMM Ultra feature full power conditioning and distribution for sensitive equipment. These modules support 30 to 300kVA loads and come with […]
Sorensen (San Diego), a division of Elgar, announced the introduction of its DLM family of low-profile programmable dc/dc power supplies. The new three- and four-kilowatt power supplies provide very stable output for a broad range of applications and are housed in a 2U rackmount enclosure. These supplies only require airflow through the front panel for […]
Unipower Corp. (Coral Springs, FL) has introduced two new front-end/rectifier rack systems, designated L5TVNR for a 24Vdc system and L7TVNR for a...
Texas Instruments Inc. (TI, Dallas, TX) announced its new multi-topology, high-frequency, BiCMOS, pulse-width modulation (PWM) controller, the TPS43000, which features operating frequencies...
Philips Semiconductors (Eindhoven, the Netherlands) announced a new dual n-channel MOSFET in an SO8 package, the PHKD6N02LT. It is a 2.5V specified enhancement-mode field-effect transistor within a plastic package using TrenchMOS technology. The PHKD6N02LT is designed for battery-protection circuits. It is suitable for use in lithium-ion battery applications, notebook PCs and portable appliances. The features […]
Valence Technology Inc. (Henderson, NV) reported it has received new purchase orders for lithium polymer batteries. The orders total 50,000 meters, or more than 30 miles, of proprietary anode, cathode and separator material. The company also delivered its second major shipment of lithium polymer battery components to its joint partner, Hanil Valence Co. (Seoul, Korea). […]
Energy Ventures Inc. (EVI, Toronto)announced that, in laboratory tests, its Zinc Bromine Hybrid system now delivers up to 100 battery charge and discharge cycles. Zinc Carbon or LeClanche cells, typically marketed as heavy duty batteries, have been manufactured for over 125 years and more than 5 billion cells a year are still sold today (primarily […]
Unitrode Corp. (Merrimack, NH) announced the UCC39421/2 family of multimode high-frequency PWM controllers, optimized for low-power portable applications. The ICs are considered ideal for multi-chemistry battery applications, whether using alkaline, NiMH rechargeable, or lithium-ion rechargeable cells.The UCC39421 family is claimed to offer 95 percent efficient, current-mode dc/dc conversion to boost, flyback, and SEPIC (Single Ended […]