engineering

T-52 Enryu

T-52 Enryu is a engineering topic covered in the lgStudy science library. This page brings together a partial reference excerpt, illustrations, worked examples, real-world applications and a short study plan, so you can understand T-52 Enryu rather than just read about it. In short: The T-52 Enryu is a rescue robot. A rescue robot is a robot that is made to help the humans in areas that have been hit by a natural disaster such as an earthquake, tsunami, etc., or by a man-made disaster such as fires, car crashes, etc.

Key takeaways

T-52 Enryu belongs to engineering; place it in that map before memorising details.
Learn the definition first, then one example that makes the definition concrete.
Connect T-52 Enryu to a quantity you can measure, compute or draw — that is where exam questions come from.
Reproduce the core statement of T-52 Enryu from memory before moving on to harder problems.

Reference excerpt

The T-52 Enryu is a rescue robot. A rescue robot is a robot that is made to help the humans in areas that have been hit by a natural disaster such as an earthquake, tsunami, etc., or by a man-made disaster such as fires, car crashes, etc. There are many different types of rescue robots of different sizes and shapes. The T-52 Enryu (T-52援竜; lit. rescue dragon), sometimes referred to as "HyperRescueRobot", is a hydraulically operated robot, built to cut a path through debris for rescue workers, in the wake of an earthquake or other catastrophe. As of 2006, the robot conducted a performance test at Nagaoka University of Technology and successfully lifted a car from a snowbank. TMSUK developed the robot in cooperation with Kyoto University, the Kitakyushu Fire Department and Japan's National Research Institute of Fire and Disaster in Tokyo. The 3.5-metre-tall robot can either be driven from a cockpit positioned at the front of the robot or it can be controlled remotely as like its cousin the Banryu, it contains multiple CCD cameras which transmit to the remote driver - in this case, it has seven 6.8-megapixel CCD cams mounted on its "head", "torso" and "arms".

Characteristics of T-52 Enryu T-52 Enryu measures 3.5 meters in height, 2.4 meters in width, and weighs 5 tons. It has two 6-meter arms. Each arm could carry 500 kilograms and both arms combined can lift up to one ton. The robot runs on diesel fuel. It has a top speed of 3 km/h which is equivalent to most construction machines. The robot does not have a program installed in it, need to be taught how to operate, or has any sensors to help it see because the human controls it. It does have a camera to help the human see where it is going when the human is using a remote to control it.

History T-52 Enryu was created by the TMSUK company in Munakata-City, Fukuoka, Japan. Founded in 2000, TMSUK has 20 employees.

The T-52 was created in 2004. The urge to build such advanced rescue robots begun after experts realized the amount of damage natural disasters did in the past decade alone. According to the Centre for Research on Epidemiology of Disasters (CRED) there was 3852 disasters in the last decade in which over three quarters of a million of people died, and cost an amount $960 billion to fix damaged buildings and help people pay their hospital bills.

Operation There is two methods to operate the T-52 Enryu: Operator sitting inside the robot and by remote control device. In the first method, the driver has to climb inside the robot and manually control it just like if it was a construction machine. The downside of this method is that in some cases, it is too dangerous for a person to be inside the robot because other building could collapse onto the robot and smash it, or in case of a car crash, there could be the risk of explosions. The second method is using a control remote to direct T-52 Enryu. When it comes to controlling the robot with the remote control device there is two options:

Master-slave control: This method directly transmits the moves of the human to the machine from a control center which gives the machine a more human-like motion. Since the operator does not have to be inside the robot to control it, this method is very efficient when there is danger of further collapse in the damaged area. Joystick control: This method is used when a more precise motion is needed. This method allows the control of single joints of the robot making it more precise than that of master-slave control.

T-52 Enryu in action The T-52 Enryu is used to lift heavy objects in areas damaged due to a natural disaster or car crashes. It can cut through metals and other materials to free people who are trapped. Also it helps clear the road for other vehicles to pass through. Last, T-52 Enryu can rip doors from cars to allow people to exit. It is mostly used in areas where it might be too dangerous for people to go to.

References

External links Official website (in Japanese)

Worked examples

Example 1 — a first encounter with T-52 Enryu

Start with the simplest possible case. Write down what T-52 Enryu claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In engineering, the smallest case is usually a single object, a single equation or a single measurement. Check that every symbol or term in your sentence has a meaning in that case.

Example 2 — changing one variable

Take the situation from Example 1 and change exactly one quantity: double it, halve it, or set it to zero. Predict what should happen to T-52 Enryu before you calculate. Comparing your prediction with the result is the fastest way to find out whether you understand the idea or only the words.

Example 3 — an exam-style question

Typical questions about T-52 Enryu ask you to (a) state it precisely, (b) apply it to given data, and (c) explain a limitation. Practise writing all three answers in under five minutes; the third part is what separates a full-mark answer from an average one.

Applications of T-52 Enryu

In research: T-52 Enryu appears in engineering research whenever the underlying quantities have to be modelled precisely. Papers usually cite it as a starting assumption and then explore where it breaks down.
In technology and industry: Engineering practice reuses T-52 Enryu in design rules, simulations and safety margins. Knowing the idea lets you read a specification sheet and understand why the numbers look the way they do.
In the classroom: T-52 Enryu is common in secondary-school and first-year university syllabi. It links to neighbouring topics 2004 robots, Emergency management in Japan, Prototype robots, so understanding it makes those chapters shorter.
In everyday life: Look for T-52 Enryu outside the textbook — in sport, cooking, traffic, electronics or the sky above you. An example you found yourself is remembered far longer than one you were given.

Affiliate

Preply — study more efficiently by working with a personal tutor. 50% off.

How to study T-52 Enryu in 20 minutes

Read the reference excerpt below once, without taking notes.
Close the page and write down what T-52 Enryu means in your own words.
Compare your version with the excerpt and mark what you missed.
Work through the three examples above with pen and paper.
Explain T-52 Enryu out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is T-52 Enryu in simple terms?

Why does T-52 Enryu matter?

Because it connects several engineering ideas at once: it gives you a definition you can apply, a quantity you can calculate, and a way to check whether a result is plausible.

How should I study T-52 Enryu?

Read the excerpt, restate it from memory, then work through the examples and applications listed on this page. The five-step study plan above takes about twenty minutes.

What does this page cover?

It gives you a compact reference excerpt plus original lgStudy explanations, examples, applications and study material on T-52 Enryu.