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Chapter 87 Reservoir

"That's it!"

Pointing to the valley on the top of the mountain, Zhu Guoqiang said to Ge Shizhen.

“We’ll set up the reservoir here.”

Power is the mother of industry. Although there are many options such as water trucks and ultra-low-head turbines, after repeatedly reviewing the information, Zhu Guoqiang still regarded the "Wufengshan Reservoir" as a key project to provide power for it, and first prepared a complete set of design drawings for the reservoir.

In fact, even for the Ming Dynasty in the 12th year of Chongzhen, this small reservoir common in the mountainous areas in later generations did not have any technical difficulties.

In another world, this reservoir started construction in the winter of 1957. During this period, it was suspended, expanded and continued, and was finally completed in 1968. It has 10,000 cubic meters of earth and stone, 950 cubic meters of concrete, and 460,000 yuan of national investment, with a total storage capacity of 9.3 million cubic meters, Xingli storage capacity of 4.9 million cubic meters, and a dead storage capacity of 300,000 cubic meters. The dam is a homogeneous earth dam, 715 meters long, 23 meters high, and 4 meters wide. It is a coarse stone slope protection area on the south end of the dam. The spillway is 68 meters wide.

, The maximum flood discharge volume is 900 cubic meters/sec. The south water discharge cave is a pressurized round culvert with a diameter of 1.4 meters, a water discharge flow rate of 13.5 cubic meters/sec. The north water discharge cave is a pressurized culvert with a cross-section height of 1 meter and a width of 1 meter, a water discharge flow rate of 7.5 cubic meters/sec. The designed irrigation area is 8,000 mu, an effective irrigation area of ​​7,000 mu, and a 3,000 mu of water. The total main canal is 12 kilometers long, 13 branch canals, and a length of 5 kilometers... Of course, these canals are not what Zhu Guoqiang needs at present.

All he needs is this reservoir, and then a water diversion hydropower station built using the reservoir as a natural regulation reservoir and a drop in the reservoir.

“Reservoir?”

Chen Zhizang's tone was a little confused.

"Yes, it is the reservoir, which is to directly build a dam here and cut this river, pile up earth and ramm the dam, and then use a water diversion channel and iron pipes to lead from here to the factory at the foot of the mountain. Use hydraulic power to drive the turbine, which drives the sky shaft and provides power to the factory..."

"But if the river channel is cut off, will it affect the livelihoods of the people downstream?"

"When the water passes through the turbine, it will still be discharged into the river through the drainage channel."

How much power can such a reservoir provide?

Although the detailed calculation results have not been released yet, and even due to river runoff and other reasons, whether the drawings of the original reservoir are available is a problem, one thing that is certain is that building a reservoir and setting up a turbine is undoubtedly the cheapest source of power.

Although people who have been a layman in Chongzhen's 12th year of how to build modern dams, it is not difficult for the "rammed earth dams" whether it is Ge Shizhen, Chen Zhizang, or even most officials. After all, managing rivers is the responsibility of local officials, which also requires them to know how to control rivers and build dams.

Tens of thousands of cubic meters of earth and stone, 460,000 working days, seem to be an astronomical figure, but on the average, it still needs to be about one year in construction, and a series of problems such as measuring the runoff of the river, so even if Zhu Guoqiang got a complete set of drawings, this plan can only be temporarily shelved, but the construction of the factory cannot be shelved.

At the suggestion of netizens, Zhu Guoqiang decided to adopt a simpler water diversion power station. Well, no, it should be to learn from the civilized methods of the 1950s and 1960s to launch "small hydropower" to provide early power for the factory.

Compared with dam building in rivers, small-scale hydropower projects in the civilized process are relatively simple, and the construction period is short and the results are fast. During construction, it is adapted to local conditions and can use local materials as much as possible. Even the pressure water pipes are made of wooden water pipes, especially those "civilized hydropower stations" in the 1950s and 1960s. They were simply specially prepared for Zhu Guoqiang. Because the industrial foundation was weak at that time, most small-scale hydropower uses simple wooden or iron turbines, equipped with generators converted from electric motors. In terms of technical conditions, the two worlds are not even different. Soon, Zhu Guoqiang spent a few dollars on the "Knownology Infrastructure" to find the design plan for soil and water power in an old magazine. This design plan even has a "standard plan". First, a water diversion channel was dug upstream. The width and depth of the water diversion channel were calculated based on the water flow and slope. These formulas can be applied, and in progress

During these calculations, Ge Shizhen, Chen Zhizang and more than a dozen students from Jinan were all surprised by the prince's attainments in arithmetic and began to study arithmetic. Zhu Guoqiang was surprised to find that they were not unfamiliar with Arabic numerals. In the past few decades, scholars in the Ming Dynasty began to translate a large number of Western mathematical works. Although in the "Synonyms of the Same Text" co-translated by Li Zhizao and Matteo Ricci, the Arabic numerals in the book were translated into Chinese characters, but also listed Arabic numerals. Some works directly used Arabic numerals, Arabic numerals, and calculation formulas. As scholars, they not only did not resist the new knowledge, but were happy to accept it. There was even a Jinan student Du Mingzhong who took the initiative to ask the prince if there were any books in this regard. For this reason, Zhu Guoqiang even wondered whether he wanted to build a library. Of course, these are all later stories.

"The water diversion can be built with stones. There is no problem with this water diversion channel. The function of this water diversion channel is to inject water into the pressure front pool, which connects the water diversion channel and the pressure pipe. It consists of the front room, the sewage barrier, the gate, the water inlet room, the overflow channel and the sand drainage port..."

When the craftsmen entered the construction site and started construction, Zhu Guoqiang spread the drawings to introduce to the more than 20 young people around him that they were all local scholars in Shandong, not only Tongsheng, scholar, but also Juren. The only thing they had in common was that they all lost their relatives during the Qing army's invasion. Now, like Ge Shizhen and Chen Zhizang, they have become Zhu Guoqiang's assistants together.

Of course, it is not easy to be an assistant to the prince. Many times, the prince will throw them a few drawings and a few beautifully printed booklets for them to study on their own.

"You should note that this pressure front pond is the most important part of the "hydraulic station". It is not only used to precipitate silt and intercept drifting debris to avoid damage to the turbine, but also can distribute water when there are multiple turbines. In addition, its main function is to adjust the amount of water entering the turbine..."

The power station was named by Zhu Guoqiang for this project. After all, it is not a hydropower station. Since there is no "generator", then remove the "electricity", that is, a "hydraulic station".

In the next few days, Zhu Guoqiang devoted himself to the construction site of the "hydraulic station". After all, compared to the factory there, he needed to participate in the construction in person. The only hope was that these "students" could get on track as soon as possible and preside over the construction of the project...
Chapter completed!
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