side valve type

简明释义

滑阀式

英英释义

例句

1.In our workshop, we specialize in restoring side valve type engines from classic motorcycles.

在我们的车间，我们专注于修复经典摩托车的侧置阀门类型发动机。

2.The side valve type engine is known for its quiet operation compared to overhead valve designs.

侧置阀门类型发动机以其相较于顶置阀门设计的安静运行而闻名。

3.Many vintage cars utilize the side valve type for its simplicity and reliability.

许多复古汽车使用侧置阀门类型，因其简单和可靠。

4.The side valve type allows for a more compact engine design, making it ideal for smaller vehicles.

侧置阀门类型允许更紧凑的发动机设计，使其非常适合小型车辆。

5.The engine design features a side valve type configuration, which improves torque at lower RPMs.

该发动机设计采用了侧置阀门类型配置，提升了低转速下的扭矩。

作文

The internal combustion engine has undergone numerous innovations since its inception, leading to various designs that enhance performance and efficiency. One such design is the side valve type, also known as the flathead engine. This configuration features valves that are located beside the cylinders, rather than above them as in overhead valve (OHV) designs. The side valve type engine was particularly popular in the early 20th century, especially in automobiles and motorcycles. Its simple design made it easy to manufacture and maintain, which contributed to its widespread use during that time.The side valve type engine operates on a straightforward principle. The intake and exhaust valves are opened by a camshaft that is typically located in the engine block. This arrangement allows for a compact engine design, which was advantageous for many early vehicles that had limited space. However, while the side valve type engine is known for its simplicity and reliability, it does have some drawbacks. For instance, the placement of the valves can restrict airflow, leading to reduced performance compared to more modern designs.Despite these limitations, the side valve type engine has a certain charm and historical significance. Many classic car enthusiasts appreciate these engines for their nostalgic value and the unique driving experience they provide. The sound of a side valve type engine running is distinct, often evoking memories of a bygone era when automobiles were more mechanical and less reliant on electronic systems.In terms of performance, the side valve type engine tends to produce lower horsepower and torque compared to contemporary engines with overhead valves. However, it excels in producing a smooth and steady power delivery, making it suitable for leisurely drives rather than high-speed racing. This characteristic has led some hobbyists to restore vintage cars equipped with side valve type engines, appreciating the craftsmanship and engineering of the past.As technology progresses, the side valve type engine has largely been replaced by more efficient designs, such as overhead cam (OHC) and dual overhead cam (DOHC) configurations. These newer designs allow for better airflow, increased power, and improved fuel efficiency. Nonetheless, the side valve type engine holds an important place in automotive history, representing a significant step in the evolution of engine technology.In conclusion, understanding the side valve type engine provides insight into the development of internal combustion engines and their impact on automotive history. While it may not be the most advanced engine design available today, its simplicity, reliability, and historical significance continue to capture the interest of car enthusiasts and collectors. The side valve type engine reminds us of the roots of automotive engineering and the innovations that have shaped the vehicles we drive today.

内燃机自诞生以来经历了许多创新，导致各种设计的出现，这些设计提高了性能和效率。其中一种设计是侧阀型发动机，也称为平头发动机。这种配置的阀门位于气缸旁边，而不是像在顶置阀（OHV）设计中那样位于气缸上方。侧阀型发动机在20世纪初特别流行，尤其是在汽车和摩托车中。其简单的设计使其易于制造和维护，这促成了它在当时的广泛使用。侧阀型发动机的工作原理相对简单。进气阀和排气阀由通常位于发动机块中的凸轮轴打开。这种安排允许紧凑的发动机设计，这对于许多早期车辆来说是有利的，因为它们的空间有限。然而，尽管侧阀型发动机以其简单性和可靠性而闻名，但它确实存在一些缺点。例如，阀门的位置可能限制气流，从而导致与更现代的设计相比性能降低。尽管存在这些限制，侧阀型发动机具有某种魅力和历史意义。许多经典汽车爱好者欣赏这些发动机的怀旧价值以及它们提供的独特驾驶体验。侧阀型发动机运转的声音是独特的，常常唤起人们对过去一个时代的回忆，那时汽车更加机械化，较少依赖电子系统。在性能方面，侧阀型发动机通常产生的马力和扭矩低于现代的顶置阀发动机。然而，它在提供平稳和稳定的动力输出方面表现出色，使其适合悠闲的驾驶，而不是高速赛车。这一特性使一些爱好者恢复配备有侧阀型发动机的复古汽车，欣赏过去的工艺和工程。随着技术的进步，侧阀型发动机在很大程度上被更高效的设计所取代，例如顶置凸轮（OHC）和双顶置凸轮（DOHC）配置。这些新设计允许更好的气流、更高的功率和改进的燃油效率。尽管如此，侧阀型发动机在汽车历史中仍占有重要地位，代表了发动机技术演变的重要一步。总之，理解侧阀型发动机可以深入了解内燃机的发展及其对汽车历史的影响。尽管它可能不是今天可用的最先进的发动机设计，但其简单性、可靠性和历史意义继续吸引着汽车爱好者和收藏家。侧阀型发动机提醒我们汽车工程的根源以及塑造我们今天驾驶的车辆的创新。