1
Kranert Klaus Dr Ing, Knirsch Hermann Dipl Ing: Procedure for economical operation of an island network with renewable sources of energy and a circuit for execution of the procedure.. Nord Systemtechnik, April 7, 1993: EP0535382-A1 (8 worldwide citation)

The present invention relates to a method and a circuit arrangement for economical operation of an island network having renewable energy sources, which supply energy converters, to be precise in such a manner that the converters are loaded in the sequence of their economy. Furthermore, an energy-st ...


2
Schuetze Horst Dipl Ing, Yost John Dipl Ing: Device for air conditioning.. Nord Systemtechnik, February 2, 1994: EP0581237-A1 (5 worldwide citation)

Device for air-conditioning rooms (1) with at least one compressor (2, 4), an intermediate cooler (3, 6), an expansion engine (5) connected downstream and a mixing chamber (9) for mixing recirculated exhaust air from the rooms (1) to be air-conditioned. According to the invention, additional externa ...


3
Prendel Peter Stn Systemtechni, Siefken Herrlich Frank, Enneking Andreas, Schipper Klaus, Grobecker Helmut: Arrangement for information communication.. Nord Systemtechnik, July 14, 1993: EP0551114-A1 (5 worldwide citation)

The invention relates to an arrangement for communicating information between a multiplicity of base stations (1) which are arranged in one row in a loop or chain and at least one head station (2, 3). According to the invention, the power supply lines (6c) of the transmission paths are in each case ...


4
Schuetze Horst Dipl Ing, Yost John Dipl Ing: Cooling device, particularly for air conditioning of rooms.. Nord Systemtechnik, March 30, 1994: EP0589425-A2 (1 worldwide citation)

The invention relates to a cooling device, particularly for air conditioning of rooms (1). The device is designed as a cold-vapour refrigeration machine with a closed circuit. As refrigerant, use is made of a mixture of a high-boiling first component (e.g. water) and a low-boiling gas (e.g. air) as ...


5
Hornfeld Willi, Grobecker Helmut, Meyer Dietmar: Leak detection device.. Nord Systemtechnik, January 4, 1995: EP0632259-A2 (1 worldwide citation)

The invention relates to a device for determining leaks in assemblies (8) having a device (2) for feeding gas through the assembly (8) to be investigated, a camera (14) having a narrow-band filter characteristic essentially matched to the spectral absorption of the gas, and a device (16, 18), connec ...


6
Schuetze Horst Dipl Ing: Propulsion unit for a watercraft, in particular a submarine.. Nord Systemtechnik, March 22, 1995: EP0644112-A1

Propulsion unit for watercraft propulsion independent of outside air, in particular for propulsion of a submarine, having an internal combustion engine. The internal combustion engine (1) works in a closed circuit in a manner known per se. During low-load operation of the internal combustion engine, ...


7
Seebode Heinrich: Method of installing water and fire-proof cable passages through covers and walls.. Nord Systemtechnik, May 27, 1992: EP0487150-A1

Verfahren zur Herstellung von wasserdichten und feuerfesten Kabeldurchführungen durch Decken und Wände, bestehend aus einem Hohlkörper vorbestimmter Länge, dessen Stirnflächen nach Durchziehen aller Kabel verschlossen werden und der mit einer aushärtbaren, aus zwei Komponenten bestehenden Giessmasse ...


8
Andres Peter, Bartels Heinrich, Ehrke Karl Christian: Control device for radio systems.. Nord Systemtechnik, April 6, 1994: EP0590229-A2

The invention relates to a control device for radio systems, particularly for use in ground-based maritime radio traffic. A special feature of the invention consists in that a radio system (1) is preceded by a control device (6, 12) which determines from a stored list of radio stations and the frequ ...