Who is the inventor of the rotor engine?

**Who Invented the Rotor Engine?** The rotor engine, also known as the Wankel rotary engine, is a type of internal combustion engine that operates using a triangular rotor instead of traditional pistons. Unlike conventional engines that use linear motion, the rotor engine relies on rotational movement to complete the intake, compression, power, and exhaust cycles. This innovative design was created by German engineer Felix Wankel, who first conceptualized the idea in the 1920s and later developed it into a functional engine. Wankel’s work built upon previous research, and he successfully solved key technical challenges that had prevented earlier attempts at creating a working rotary engine. His invention was so groundbreaking that it became commonly referred to as the "Wankel engine" in his honor. Born in 1902, Wankel showed a strong passion for engineering from an early age, which ultimately led to the creation of one of the most unique and unconventional internal combustion engines ever developed. In the 1950s, Wankel joined NSU, a German car company, where he focused on developing the rotor engine. By 1960, he had successfully demonstrated the technology, which attracted significant attention from major automakers like General Motors, Mercedes-Benz, and Toyota. The potential of the rotor engine was seen as revolutionary, offering high power output and compact design. However, despite its promise, the engine faced several challenges that limited its widespread adoption. One of the main issues was the difficulty in mass production and the complex sealing requirements due to the rotating nature of the rotor. Additionally, the engine suffered from poor fuel efficiency and high emissions, which made it unsuitable for the growing environmental regulations of the time. Despite these problems, many manufacturers, including Mercedes-Benz, continued to explore the technology. For example, Mercedes developed a direct-injection three-rotor engine for its C111 concept car, achieving impressive performance figures. However, they were never able to fully resolve the issues of fuel consumption and emissions. By the 1970s, the oil crisis further hurt the popularity of the rotor engine, as its high fuel consumption made it less appealing to consumers. Although some companies, like Mazda, continued to invest in the technology, the rotor engine remained a niche solution. Today, only Mazda has consistently used the Wankel engine in its vehicles, particularly in models like the RX-7 and RX-8. **How Long Does a Rotor Engine Last?** The lifespan of a rotor engine is generally shorter than that of a conventional piston engine. While some sources claim that rotor engines can last up to 100,000 kilometers before requiring maintenance, this often depends on driving conditions and how well the engine is maintained. One of the biggest drawbacks of the Wankel engine is its tendency to burn oil and wear out seals more quickly. However, it's worth noting that rotor engine overhauls are relatively simple and cost-effective compared to traditional engines. Despite its shortcomings, the rotor engine has a reputation for high performance and lightweight design. It offers excellent power-to-weight ratios and can be modified to produce even more power with additional rotors. For example, some enthusiasts have experimented with dual or triple-rotor configurations to push the limits of speed and performance. **My Perspective on the Rotor Engine** While the rotor engine may not be the most durable or practical option for everyday use, it has undeniable advantages. Its compact size, high RPM capabilities, and potential for extreme performance make it a favorite among automotive enthusiasts. However, the issues of oil consumption, sealing, and emissions have made it difficult to adopt on a large scale. Mazda stands out as the only manufacturer to have truly embraced the Wankel engine. Their success at the 24 Hours of Le Mans with the RX 787B, which featured a four-rotor engine, showcased the potential of the technology. Unfortunately, after the race, the FIA banned non-piston engines from the event, effectively ending the era of the rotor engine in competitive racing. **Why Did the Rotor Engine Fail?** Despite its initial promise, the rotor engine struggled to gain mainstream acceptance due to several key issues. First, its combustion efficiency was lower than that of traditional engines, leading to higher fuel consumption and emissions. Second, the constantly rotating combustion chamber made it difficult to achieve consistent flame propagation, placing greater demands on the ignition system. Third, the way displacement was calculated for tax purposes made the rotor engine more expensive to produce and own. As conventional engines improved in efficiency and performance, the advantages of the Wankel engine became less significant. By 2012, Mazda stopped producing the last rotor-powered vehicle, marking the end of an era for this unique and fascinating technology. Today, the rotor engine remains a symbol of innovation and creativity in automotive engineering, but its future is uncertain.

Steel Picket for Fence

Our company focused in the metal field ,we not only produce Ground Screw,ground anchor ,earth anchor ,ground spike ,but also produce steel pickets,including Y Star Picket,T post ,Pile Driver,nail stake ,steel stake, and other metal products .

The Star Pickets mainly for Australian markets, new Zealand markets,USA markets,Israel markets .

STUDDED T POST, METAL FENCE POST
MEASUREMENT	SPEC	5`	5.5`	6`	6.5`	7`	8`	10ft or other customized length
		pct/mt	pct/mt	pct/mt	pct/mt	pct/mt	pct/mt
LIGHT DUTY	0.95lb/ft	464	422	386	357	331	290
	1.10lb/ft	400	364	334	308	286	250
REGULAR DUTY	1.15lb/ft	383	348	319	295	274	239
	1.25lb/ft	352	320	294	271	252	220
HEAVY DUTY	1.33lb/ft	331	301	276	255	237	207
	1.50lb/ft	291	268	243	227	210	184

Hot Rolled Steel T Post Studded Fence Post

Material: Metal material,Q235/Rail steel

Hot rolled steel,high strength and durable

Painted T-posts:

Colorful paint in red or green with cream-color top

0.95 lb. light-duty studded t-posts used for gardens, safety, silt, and small animal fencing

1.25 lb. heavy-duty and 1.33 lb. studded t-posts used for large animals and areas receiving frequent use,also used for farm fence.

Uses an attached spade for stability

Manufactured from recycled rail steel

Galvanized T-posts:

1.25 lb. heavy-duty and 1.33 lb. studded t-posts used for large animals and areas receiving strong use

Zinc-coated to resist rust and corrosion

Uses an attached spade for stability

Manufactured from recycled rail steel

Studded t post that's easy to install,no holes to dig

Made of recycled material

Anchor plate locks the t-post straight and secure in any type of soil

Coated with rust-resistant water-based baked enamel paint

Hot dip galvanize coating more than 65um

More durable

Export to American countries

Y Post/ Star Picket/ Star Posts/ Y Fence Post
Measurement	0.45M	0.60M	0.90M	1.35M	1.50M	1.65M	1.80M	2.10M	2.40M
SPEC	PCS/MT	PCS/MT	PCS/MT	PCS/MT	PCS/MT	PCS/MT	PCS/MT	PCS/MT	PCS/MT
1.58kg/m	1406	1054	703	468	421	386	351	301	263
1.86kg/m	1195	896	597	398	358	326	299	256	224
1.9kg/m	1170	877	585	390	351	319	292	251	219
2.04kg/m	1089	817	545	363	326	297	27	233	204
the quantity of holes for Australia and Newzeanland
Length	0.45M	0.60M	0.90M	1.35M	1.50M	1.65M	1.80M	2.10M	2.40M
Holes (Australia)	2	3	5	11	14	14	14	7	7
Holes (New Zealand)				7	7	7	8

Star pickets mainly for Australia markets and New Zealand markets .

Steel Picket For Fence,Steel Post,Steel Pile Driver, Star Picket,Fence Post,Steel Picket

BAODING JIMAOTONG IMPORT AND EXPORT CO., LTD , https://www.chinagroundscrew.com