Генератор ФАВ: Экспертное руководство по его 3 Ключевые компоненты

Добро пожаловать в это экспертное техническое руководство по Генератор ФАВ сборка (Часть №. 3701010-36Д), the core of the electrical power system for the FAW Jiefang CA4251P66K24T1A3E5 6×4 дизельный полуприцеп тягач. This component is essential for all vehicle operations.

The Генератор ФАВ, technically an AC (Alternating Current) Generator or “генератор переменного тока,” is a high-output component responsible for two critical tasks: it recharges the truck’s batteries and provides all the electrical power needed to run the engine’s ECU, топливные форсунки, lighting, ОВК, and all other onboard electronics.

This guide is an essential resource for professional technicians and fleet managers. Although the parts list is simple, it represents a complex system. Мы разберем всю Генератор ФАВ сборка, its internal logic, and its critical mounting hardware, вплоть до наименьшей исправной единицы.

Основной компонент: The AC Generator Assembly (3701010-36Д)

The main component is the ‘AC Generator Assembly’ (3701010-36Д), which is the complete Генератор ФАВ единица. Это тяжелая работа, high-amperage alternator (вероятный 100 amps or more at 24 volts) specifically designed for the demands of a commercial tractor. Its function is to convert mechanical energy from the engine’s serpentine belt into usable DC electrical energy.

The Генератор ФАВ is not a simple motor. It operates by spinning an electromagnet (the **Rotor**) inside a fixed set of wire coils (the **Stator**). As the engine spins the generator’s pulley, the magnetic field of the rotor “cuts” across the stator windings, inducing an Alternating Current (переменного тока) in the stator. This AC is the raw power generated by the unit.

This AC is not usable by the truck’s 24-volt DC system. Поэтому, а “логика” принадлежащий Генератор ФАВ lies in its two internal electronic components: the rectifier and the voltage regulator. These components are typically housed inside the rear cover of the Генератор ФАВ сборка.

Внутренняя логика: The Rectifier and Voltage Regulator

A key part of the Генератор ФАВ assembly is the **Rectifier Bridge**. This is a solid-state electronic component, typically a set of six or more high-power diodes. These diodes act as one-way electrical valves. They capture the AC sine wave from the stator windings (which swings from positive to negative) и “flip” the negative half, converting the entire output into a pulsating Direct Current (ОКРУГ КОЛУМБИЯ). This DC is what is sent to the battery and the rest of the truck.

The **Voltage Regulator** is the “мозг” принадлежащий Генератор ФАВ. The truck’s electrical system is extremely sensitive and demands a constant voltage (НАПРИМЕР., ~28.4 volts for a 24V system) to safely charge the batteries and power the ECU. Однако, а Генератор ФАВ‘s output is directly tied to engine speed; it produces less voltage at idle and far too much at high RPM.

The regulator solves this. It constantly monitors the battery voltage. If the voltage drops below the target (НАПРИМЕР., 28.4В), the regulator sends *more* electrical current to the spinning rotor via a set of “slip rings” и “brushes.” This makes the rotor’s electromagnet *stronger*. A stronger magnetic field induces more power in the stator, and the voltage rises.

Наоборот, if the voltage climbs *above* the target, the regulator sends *less* current to the rotor. The electromagnet weakens, less power is induced, and the voltage drops. This constant feedback loop, happening hundreds of times per second, is what provides the stable, “regulated” Напряжение. A failure in the regulator is a common reason for replacing a Генератор ФАВ, as it can lead to dead batteries (under-charging) or a fried ECU (over-charging).

Система крепления: Болты (3701327-36Д) и орехи (CQ32610)

The parts list for the Генератор ФАВ assembly details its mounting hardware. This is a critical system, as the generator is a heavy component that is under a constant, high-tension side-load from the serpentine belt.

The ‘Bolt – for fastening AC generator’ (3701327-36Д), из них два, are the main fasteners. On a heavy-duty Генератор ФАВ, this is often a “шпилька” система. These studs are threaded into the engine’s main mounting bracket. The generator is then slid onto these studs.

The ‘Hex head flange lock nut’ (CQ32610) is the key to securing the Генератор ФАВ. The list calls for two nuts, matching the two studs. These are not simple nuts; they are **flange lock nuts**.

**Фланец:** The base of the nut is “фланцевый,” meaning it has a wide, integrated washer. This washer distributes the clamping force over a wider area of the Генератор ФАВ‘s aluminum mounting ears, preventing it from cracking.

**Lock:** The nut is a “lock nut,” meaning it is “prevailing-torque.” It is either “top-lock” (distorted at the top) или “nylon-insert” (though less common in high-heat areas). This design means the nut actively resists backing off from the intense vibration of the diesel engine. A standard nut would vibrate loose, вызывая Генератор ФАВ to lose belt tension and stop charging.

This robust stud-and-lock-nut system is what allows the Генератор ФАВ to be securely mounted, but also allows it to pivot on one of the bolts, which is necessary for setting the proper serpentine belt tension.

FAW Generator Parts List

В следующей таблице представлена ​​полная, подробная разбивка всех 3 components identified in the ‘Generator’ схема трактора FAW CA4251P66K24T1A3E5. Этот Генератор ФАВ system is the foundation of the vehicle’s electrical health.

Технические характеристики и контекст сборки

Технические характеристики Генератор ФАВ are defined by its function as a high-output, heavy-duty electrical power source. Весь Генератор ФАВ system is designed for maximum reliability and service life.