Abstract: A method for controlling a brake system with a plurality of wheel brakes having associated inlet valves and outlet valves and a hydraulic pump for conveying brake fluid is disclosed. To avoid high pressure peaks, the wheel brake with the highest pressure demand is determined as Maxwheel. To adjust a setpoint pressure, the hydraulic pump conveys volumes of brake fluid. In the remaining wheel brakes, the inlet valve of the wheel brakes is open and the outlet valve of the wheel brakes is closed until the setpoint pressure has been reached. Once the setpoint pressure has been reached, the inlet valve is closedTo adjust the setpoint pressure, the inlet valve of the Maxwheel is open and the outlet valve of the Maxwheel is closed. Once the setpoint pressure has been reached, the inlet valve is kept open and the outlet valve is operated in a pulsed manner.

Abstract: A method for controlling a hydraulic brake system having at least one pressure supply device for conveying brake fluid into at least one wheel brake is disclosed. A required brake fluid volume is determined for setting a target pressure in the at least one wheel brake and the pressure supply device is actuated to convey the brake fluid volume. In order to set the target pressure quickly and accurately, a ramp-down behavior of the pressure supply device is observed by determining a threshold rotating speed which, when the motor of the pressure supply device is switched off, conveys a follow-up volume corresponding to the required brake fluid volume, and the rotating speed of the pressure supply device is limited to the threshold rotating speed, or the threshold rotating speed is requested by the pressure supply device.

Abstract: An actuating unit and a method for checking the functionality of an actuating unit comprising applying a current level corresponding at least to a magnitude of a holding current to an electromagnet, gradually changing the holding current, detecting current flowing through the electromagnet during and/or after the change in the holding current, deriving the inductance from the change in the current profile, and comparing the inductance with an inductance characteristic curve stored in a non-volatile memory. The actuating unit comprises a sliding element or blocking slide.

Abstract: A process air unit (20) for heating a process air (21) for a workpiece processing system comprises a process air duct (22) through which a process air (21) can flow, a combustion chamber (30) for burning a combustion air, which is overflowed by the process air (21) in the process air duct (22) and thereby transfers heat to the process air (21), and a tube bundle arrangement (35) connected to the combustion chamber, which comprises at least one tube bundle (36) having a plurality of tubes (38) through which the flue gas (34) from the combustion chamber (30) can flow.

Abstract: In order to provide a separating device for a workpiece treatment installation, which can be operated cost-effectively and enables an efficient separating effect, it is proposed that the separating device comprises one or more guide devices by means of which at least one separating fluid can be introduced into a connecting region arranged or formed between two spatial regions.

Abstract: A method for monitoring a hydraulic brake system for a motor vehicle, wherein a diagnostic valve is omitted and, instead, air volume and leakage are identified by a volume balance during generation of a dynamic pressure. An associated brake system is also disclosed.

Abstract: A method for checking functionality of a motor vehicle braking system. The braking system has a main module, including: hydraulically actuatable wheel brakes, pairs being assigned to respective brake circuits; at least one electrically actuatable wheel valve per wheel brake sets wheel-specific brake pressures; a pressure provision device actively builds up pressure in the wheel brakes; a pressure-medium reservoir at atmospheric pressure, and an auxiliary module, which has for each of two wheel brakes: a pressure sensor for measuring pressure in a wheel brake line; an open when deenergized isolating valve in the wheel brake line; a pump. At least one variable is measured to assess functionality of the braking system. Using least one acceptance criterion, and checked whether the variable satisfies the acceptance criterion. Determining at least one variable representing the viscosity of the brake fluid, and the at least one acceptance criterion depends on a variable representing viscosity.

Abstract: A separating stage for inertial separation of components contained in a fluid flowing through, in particular paint particles and/or paint agglomerates includes at least one separating segment, which has at least one acceleration section for the fluid on the inlet side, in which the fluid is accelerated in a through-flow direction, and a first impaction surface for components contained in the fluid is downstream of the acceleration section. A separating unit having at least one separating stage, a kit, a transport cart, a coating facility, and a method for producing a separating unit are also provided.

Abstract: A method for monitoring a hydraulic brake system for a motor vehicle, wherein a diagnostic valve is omitted and, instead, air volume and leakage are identified by a volume balance during generation of a dynamic pressure. An associated brake system is also disclosed.

Abstract: A method for operating a dual-circuit hydraulic brake system of a vehicle having an ABS function to feed back pressure medium from low-pressure reservoirs.

Abstract: A separating stage for inertial separation of components contained in a fluid flowing through, in particular paint particles and/or paint agglomerates includes at least one separating segment, which has at least one acceleration section for the fluid on the inlet side, in which the fluid is accelerated in a through-flow direction, and a first impaction surface for components contained in the fluid is downstream of the acceleration section. A separating unit having at least one separating stage, a kit, a transport cart, a coating facility, and a method for producing a separating unit are also provided.

Abstract: A method for operating a dual-circuit hydraulic brake system of a vehicle having an ABS function to feed back pressure medium from low-pressure reservoirs.

Abstract: A method for checking functionality of a motor vehicle braking system. The braking system has a main module, including: hydraulically actuatable wheel brakes, pairs being assigned to respective brake circuits; at least one electrically actuatable wheel valve per wheel brake sets wheel-specific brake pressures; a pressure provision device actively builds up pressure in the wheel brakes; a pressure-medium reservoir at atmospheric pressure, and an auxiliary module, which has for each of two wheel brakes: a pressure sensor for measuring pressure in a wheel brake line; an open when deenergized isolating valve in the wheel brake line; a pump. At least one variable is measured to assess functionality of the braking system. Using least one acceptance criterion, and checked whether the variable satisfies the acceptance criterion. Determining at least one variable representing the viscosity of the brake fluid, and the at least one acceptance criterion depends on a variable representing viscosity.

Abstract: A method for operating a motor vehicle brake installation. An electrically controllable pressure modulation device having a pump-valve arrangement is hydraulically arranged between the primary brake system and the front axle brakes. The pump-valve arrangement includes, for each front brake, a first valve, arranged between the inlet valve of the primary brake system and the brake, and an electrically activatable pump, with a suction and pressures ports. The pressure port is connected to the brake. In the presence of a predetermined condition of the primary brake system and of an actuation of the master brake cylinder by the driver, a build-up of brake pressure at the front axle brakes is performed by the pump-valve arrangement. The pressure set by the pump-valve arrangement is higher than the brake pressure in the master brake cylinder, whereas the brake pressure of the master brake cylinder prevails at the brakes of the rear axle.

Abstract: A method for operating a brake installation of a vehicle. A first electrically controllable pressure provision device provides brake pressure for actuating hydraulically actuatable brakes. A first electronic open-loop and closed-loop control unit, and a first pressure detection device, measures brake pressure provided by a primary brake system. A secondary brake system between the primary system and a part of the wheel brakes has a second electrically controllable pressure provision device provides brake pressure for actuating at least the part of the brakes. A second electronic open-loop and closed-loop control unit, and at least one second pressure detection device, the signals of which are processed in the second electronic open-loop and closed-loop control unit. The secondary system monitors the primary system based on signals from the second pressure detection device and on a predefined brake pressure demand to build up a brake pressure corresponding to the predefined brake pressure demand.

Abstract: A method for operating a dual-circuit hydraulic brake system of a vehicle having an ABS function to feed back pressure medium from low-pressure reservoirs.

Abstract: A method for operating a motor vehicle brake installation. An electrically controllable pressure modulation device having a pump-valve arrangement is hydraulically arranged between the primary brake system and the front axle brakes. The pump-valve arrangement includes, for each front brake, a first valve, arranged between the inlet valve of the primary brake system and the brake, and an electrically activatable pump, with a suction and pressures ports. The pressure port is connected to the brake. In the presence of a predetermined condition of the primary brake system and of an actuation of the master brake cylinder by the driver, a build-up of brake pressure at the front axle brakes is performed by the pump-valve arrangement. The pressure set by the pump-valve arrangement is higher than the brake pressure in the master brake cylinder, whereas the brake pressure of the master brake cylinder prevails at the brakes of the rear axle.

Abstract: A method for operating a brake installation of a vehicle. A first electrically controllable pressure provision device provides brake pressure for actuating hydraulically actuatable brakes. A first electronic open-loop and closed-loop control unit, and a first pressure detection device, measures brake pressure provided by a primary brake system. A secondary brake system between the primary system and a part of the wheel brakes has a second electrically controllable pressure provision device provides brake pressure for actuating at least the part of the brakes. A second electronic open-loop and closed-loop control unit, and at least one second pressure detection device, the signals of which are processed in the second electronic open-loop and closed-loop control unit. The secondary system monitors the primary system based on signals from the second pressure detection device and on a predefined brake pressure demand to build up a brake pressure corresponding to the predefined brake pressure demand.

Abstract: In a method for optimizing the pressure setting accuracy, a hydraulic pressure is built up according to a pressure requirement of a hydraulic pump, and overflow control is performed using an analog-controlling hydraulic valve and a known control characteristic curve of the analog-controlling hydraulic valve, which overflow control counteracts a pressure build-up produced by the hydraulic pump that exceeds the pressure requirement. In addition to the known control characteristic curve of the analog-controlling hydraulic valve, at least one additional valve characteristic is taken into account for the overflow control.

Abstract: A method for operating a brake system of a vehicle which includes a master brake cylinder which can be activated by the driver by a brake pedal, at least one driver-independent pressure source, at least one wheel brake to which a wheel speed sensor is assigned, and a brake activation sensor, wherein it is checked whether a hazardous situation is present, and in the case of a hazardous situation being detected the at least one driver-independent pressure source is activated. A hazardous situation is detected when the change in a measured deceleration over time or the absolute value of a measured deceleration exceeds a predefined hazard threshold value and a brake activation operation is detected. In addition, the invention relates to a brake system for a motor vehicle having brake assistance in hazardous situations which does not require a master brake cylinder pressure sensor.