By France Barbara. Car Wiring. Publised at Thursday, December 28th 2017, 13:30:03 PM. The electrical wiring in a car is a system of colour-coded wires called the loom. Where several wires run side by side they are bound together with insulating tape or plastic sleeving.
By Mailys Laurent. Electrical Wiring. Published at Friday, January 05th 2018, 23:57:56 PM. I always prefer to maintain a logical flow of signals and functionality in my PCB layouts. I think that this approach results in an easier design process and a better board. The AWG layout progresses from left to right: from power input and communication input/output, to the power supply circuitry, to the processor, to the DAC (which is controlled by the processor and constitutes the board’s transition from digital to analog), to the analog signal-conditioning circuitry, and finally to the output connector. Parts that don’t have a specific position in the functional flow—such as the oscillator (U4), the DAC’s passives (C16, R5, etc.), and the voltage reference (U3)—are arranged near the components that they support.
By Claudine Nicolette. Motor Wiring. Published at Friday, January 05th 2018, 20:04:12 PM. RC servos are used to provide actuation for various mechanical systems such as the steering of a car, the control surfaces on a plane, or the rudder of a boat. Due to their affordability, reliability, and simplicity of control by microprocessors, they are often used in small-scale robotics applications. A standard RC receiver (or a microcontroller) sends pulse-width modulation (PWM) signals to the servo. The electronics inside the servo translate the width of the pulse into a position. When the servo is commanded to rotate, the motor is powered until the potentiometer reaches the value corresponding to the commanded position.
By Claudine Nicolette. Car Wiring. Published at Friday, January 05th 2018, 20:02:39 PM. It is commonly known as the BENDIX type of solenoid. Such solenoids operate in three stages, the disengaged, partially engaged and engaged. In the disengaged position the drive gear is released and no current is flowing. In the partially engaged stage, current from the starter switch flows through both the pull-in and the hold-in coils.
By Cyrille Lothaire. Car Wiring. Published at Friday, January 05th 2018, 19:31:18 PM. If an outlying part of the loom with few wires has been damaged, it may be simpler to replace each wire to the end of the loom instead of inserting a section. If so, use the old, damaged wire as a guide to the length of the new. In an open area of wiring, join old and new with snap connectors.Fitting new wiring Fit a rubber grommet when passing wires through a new hole in the bodywork. When you fit accessories you must use large enough cables. As far as you can, route the new wiring along the course of the existing loom, using the same clips and grommets.
By Mailys Laurent. Car Wiring. Published at Friday, January 05th 2018, 18:31:04 PM. When the clutch pedal is released, the thrust bearing is withdrawn and the diaphragm-spring load once again clamps the driven plate to the flywheel to resume the transmission of power. Some cars have a hydraulically operated clutch. Pressure on the clutch pedal inside the car activates a piston in a master cylinder, which transmits the pressure through a fluid-filled pipe to a slave cylinder mounted on the clutch housing. The slave-cylinder piston is connected to the clutch release arm.
By Claudine Nicolette. Car Wiring. Published at Friday, January 05th 2018, 14:47:47 PM. Several modern cars have separate thin wires embedded in flat plastic strips. These strips are very compact, and are used mainly for accessories and relay controls that require little power.
By Cyrille Lothaire. Electrical Wiring. Published at Friday, January 05th 2018, 12:13:08 PM. You can also see that I’ve made it very easy for heat to move away from the regulator (U1) and into the ambient environment or into other portions of the PCB. U1’s thermal tab is connected to a large copper pour, and this copper pour is shot through with vias that conduct heat down to the internal ground plane. If I were really worried about thermal issues I could also connect these vias to a copper pour on the bottom side of the board, but in this case, it would have been total overkill.
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