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廣州港主航道優(yōu)化研究

發(fā)布時(shí)間:2018-05-18 04:16

  本文選題:港口 + 航道 ; 參考:《集美大學(xué)》2017年碩士論文


【摘要】:港口系統(tǒng)是一個(gè)復(fù)雜的系統(tǒng),其中航道是港口系統(tǒng)的重要組成部分,是港口水路運(yùn)輸?shù)幕疽刂。廣州港主航道的主要特點(diǎn)是航道狹長(zhǎng),自然水深不足,轉(zhuǎn)向點(diǎn)多,交通密度大,小船航道與大船航道交匯點(diǎn)多。基于廣州港主航道的特點(diǎn),對(duì)航道升級(jí)建設(shè)投資大,建設(shè)周期長(zhǎng),短時(shí)間內(nèi)難以完成航道的升級(jí)建設(shè)工程,容易造成航道升級(jí)滯后,航道的等級(jí)與港口的發(fā)展需求不匹配,制約港口的發(fā)展;假如對(duì)港口發(fā)展前景盲目樂(lè)觀(guān),定位失誤,一次性投資過(guò)大,容易造成財(cái)產(chǎn)及資源浪費(fèi)。因此,對(duì)廣州港主航道進(jìn)行科學(xué)的優(yōu)化研究有重要的指導(dǎo)意義。由于港口的發(fā)展及到港船舶大型化,廣州港主航道的通過(guò)能力已經(jīng)與港口發(fā)展的需求已經(jīng)出現(xiàn)不匹配的情況。一方面,隨著港口吞吐量的增加,到港船舶不斷增多,航道的交通壓力也不斷增大,在港口潮汐高潮前后大批大型船舶排隊(duì)進(jìn)港,由于廣州港主航道狹長(zhǎng),影響船舶航行速度因素眾多,出現(xiàn)航道堵塞的現(xiàn)象經(jīng)常出現(xiàn)。另一方面,隨著到港船舶大型化,航道的級(jí)別不能滿(mǎn)足一定噸級(jí)以上船舶雙向通行的需求,當(dāng)該級(jí)別的船舶進(jìn)出港時(shí),只能實(shí)施交通管制,讓大型船舶單向通行;這嚴(yán)重影響了航道的使用效率,進(jìn)一步制約了港口的發(fā)展。在航道級(jí)別不升級(jí)建設(shè)的前提下,航道的通過(guò)能力不能滿(mǎn)足港口發(fā)展需求的問(wèn)題將日漸明顯。本論文對(duì)廣州港的貨物吞吐量及到港船舶類(lèi)型進(jìn)行分析,并從航道通過(guò)貨物的能力及航道通過(guò)船舶的能力兩方面進(jìn)行量化計(jì)算;分析廣州港主航道的級(jí)別與港口發(fā)展需求的匹配性。通過(guò)腹地經(jīng)濟(jì)的發(fā)展?fàn)顩r,計(jì)算并預(yù)測(cè)未來(lái)一定時(shí)間內(nèi)廣州港主航道腹地港口的貨物吞吐量,量化計(jì)算出與相應(yīng)吞吐量匹配的航道級(jí)別。通過(guò)對(duì)到港大型船舶的分析,計(jì)算出滿(mǎn)足到港大型船舶的航行要求的航道級(jí)別。將滿(mǎn)足周邊港口貨物吞吐量的航道級(jí)別與滿(mǎn)足到港大型船舶通航要求的航道級(jí)別進(jìn)行對(duì)比,得出與港口發(fā)展需求匹配的航道級(jí)別,為航道建設(shè)提出優(yōu)化方案。文章最后利用航道服務(wù)水平的概念,驗(yàn)證優(yōu)化方案的可行性。同時(shí)從航道通過(guò)貨物的能力及通過(guò)船舶的能力兩方面,結(jié)合廣州港的實(shí)際情況,為提高航道的通過(guò)能力提出相應(yīng)的優(yōu)化措施。論文的研究工作及資料都基于港口的實(shí)際情況,研究結(jié)果對(duì)港口的航道優(yōu)化具有一定的指導(dǎo)意義。
[Abstract]:Port system is a complex system, in which channel is an important part of port system and one of the basic elements of port waterway transportation. The main characteristics of the main waterway of Guangzhou Port are narrow waterway, insufficient natural water depth, many turning points, high traffic density, and many intersection points between the boat channel and the big ship channel. Based on the characteristics of the main waterway of Guangzhou Port, it is difficult to complete the upgrading of the waterway in a short time because of the large investment in the upgrading of the waterway, the long construction period and the difficulty in completing the upgrading of the waterway in a short period of time. Restrict the development of the port; if the port development prospects blind optimism, positioning errors, one-time investment too large, easy to cause property and resource waste. Therefore, the scientific optimization of the main waterway of Guangzhou Port is of great significance. Due to the development of the port and the large scale of the ships arriving at the port, the capacity of the main waterway of Guangzhou Port has been mismatched with the demand of the port development. On the one hand, with the increase of port throughput, the number of ships arriving at the port is increasing, and the traffic pressure on the waterway is also increasing. Before and after the tidal climax of the port, a large number of large ships line up to enter the port, because the main waterway of Guangzhou Port is narrow and narrow. There are many factors affecting the speed of navigation, and the phenomenon of waterway blockage often occurs. On the other hand, with the arrival of large ships, the waterway level can not meet the requirements of a certain tonnage above the two-way passage of ships, when the class of ships entering and leaving the port, can only implement traffic control, let large ships one-way traffic; This seriously affected the efficiency of the use of waterways and further restricted the development of the port. On the premise of not upgrading the waterway level, the problem that the passage capacity can not meet the port development needs will become more and more obvious. This paper analyzes the cargo throughput and vessel type of Guangzhou Port, and calculates quantitatively the capacity of cargo passing through the waterway and the capacity of the ship passing through the waterway. This paper analyzes the matching between the grade of Guangzhou main channel and port development demand. Through the development of the hinterland economy, the cargo throughput of the port in the hinterland of the main channel of Guangzhou Port in the future is calculated and forecasted, and the corresponding waterway level is calculated quantitatively. Based on the analysis of large ships arriving in port, the channel levels which meet the navigation requirements of large ships arriving at port are calculated. By comparing the waterway grade which satisfies the cargo throughput of the surrounding port with the channel level which meets the navigation requirements of large ships to port, the waterway grade matching with the port development demand is obtained, and the optimized scheme for waterway construction is put forward. Finally, by using the concept of waterway service level, the feasibility of the optimization scheme is verified. At the same time, according to the actual situation of Guangzhou Port, the paper puts forward the corresponding optimization measures to improve the passage capacity of waterway from two aspects: the capacity of goods passing through the waterway and the capacity of passing through the ship. The research work and data of this paper are based on the actual situation of the port, and the research results have certain guiding significance for the channel optimization of the port.
【學(xué)位授予單位】:集美大學(xué)
【學(xué)位級(jí)別】:碩士
【學(xué)位授予年份】:2017
【分類(lèi)號(hào)】:U612

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