scholarly journals The Design of the SBMPTN Tryout System on the Official Website of the Tutoring Institute “Road to PTN”

2021 ◽  
Vol 1 (2) ◽  
Author(s):  
Lalu Ryan Ravisafitra ◽  
Rina Dewi Indahsari

The design of the Road to PTN Tutoring Institution official website serves to assist students in preparing for the SBMPTN, as well as complete information from Road to PTN’s social media; LINE, Instagram, Youtube and Twitter. On the website that is built there are several main features, those are simulation, a user can buy a tryout class by filling up the balance (top up) using a bank ATM, the user can also download the test results, see the rank results, and get the results of the talent interest analysis. Several predictions of campus rank and department are displayed in the premium tryout class including the leaderboard rank profile (top 10). Beside that there is information on the article menu which contains tips and motivation. Issues published are made via the admin dashboard including confirmation of user activity. In the tests carried out on the Road To PTN official website, users can use all the available features including, login, create an account, set up accounts, fill in balances, withdraw balances, perform simulations, view rank results, download test results and create articles or read articles. And the admin has been able to process the data on the website. This is evidenced by the results of user testing functional testing and admin functional testing which results in all features being successfully used as expected.

2021 ◽  
Vol 3 (12) ◽  
pp. 21-28
Author(s):  
Hazmah Ali AI-Harshan

The imperial project started to influence English national identity as early as the mid-seventeenth century, and the English began to relate their national prominence to their colonial activities, whether in trade or in the acquisition of foreign territories, throughout the eighteenth century. However, England experienced its share of anxieties on the road to imperial "greatness" in its dealings with both other European powers and its native subjects. The British people's tendency to examine themselves and their international achievements with intense pride helped to neutralize those anxieties, much like Crusoe's imagined responses to possible dangers alleviate his fictional forebodings. The English ameliorated their concerns about their international position by becoming an ever more self-referential society, thinking more highly of themselves on account of their contact with colonized peoples, as is epitomized in the personality of Crusoe. To the fictional Crusoe, the experience of his relationship with Friday validates his self-worth and his native culture more than anything else. Robinson Crusoe's affirmation of colonial power through the assertion of his authority over a particular (othered) individual corresponds with, and epitomizes, England's trading and territorial empire during the eighteenth century and the consequent effects on British subjectivity, at a time when the British were struggling to set up a trading empire and challenging other European powers for territory and markets abroad. Robinson Crusoe successfully resolves the insecurities relating to Britain's colonial activities by asserting, through Crusoe's character, the superior nature of the English subject.


2018 ◽  
Vol 1 (1) ◽  
pp. 123-128
Author(s):  
Tarmizi Taher ◽  
Alexander Sebayang ◽  
Bustami Syam

Speed bump adalah mekanisme yang dipasang pada jalan untuk mengurangi laju kendaraan dengan tujuan keamanan. Pada penelitian ini dikembangkan sebuah speed bump yang memiliki fungsi ganda, yaitu mengurangi laju kendaraan dan sebagai pembangkit daya. Sistem pembangkit daya terdiri dari pasangan roda gigi, poros, roda gila, pegas, rantai dan kumparan generator. Prototipe kemudian diuji pada tingkat kecepatan yang bervariasi. Besar voltase dan arus yang dibangkitkan diukur. Hasil pengujian menunjukkan untuk massa pengendara 400 kg dan variasi kecepatan kendaraan 5 km/jam, 10 km/jam, dan 15 km/jam, dihasilkan tegangan 18 Voltase dan menghasilkan arus sebesar 0.27 ampere. Hasil yang dicapai ini masih kecil, sehingga mendorong peneliti memperbaiki desain stasiun listrik speed bump generasi ke-2. Speed bump is a mechanism that is installed on the road to reduce the speed of the vehicle with safety objectives. In this study a speed bump that has a dual function was developed, namely reducing the speed of the vehicle and as a power plant. The power generation system consists of pairs of gears, shafts, flywheels, springs, chains and generator coils. The prototype is then tested at varying speed levels. The voltage and current generated are measured. The test results show for the mass of the driver 400 kg and variations in vehicle speed 5 km / h, 10 km / h, and 15 km / h, voltage 18 voltage is generated and produces a current of 0.27 amperes. The results achieved are still small, prompting researchers to improve the design of the 2nd generation speed bump electric station.


2014 ◽  
Vol 2014 ◽  
pp. 1-14
Author(s):  
T. Ibicek ◽  
A. N. Thite

The aim of this study is to measure and quantify perceived intensity of discomfort due to vibration in a vehicle in situ considering complete vehicle dynamic behaviour. The shaker table based discomfort curves or the road test results may not accurately and universally indicate the true level of human discomfort in a vehicle. A new experimental method, using a seated human in a car on the four-post rig simulator, is proposed to quantify discomfort. The intensity of perception to vibration decreased with decreasing input and increasing frequency; the rate of change is different from the published literature; the difference is large for angular modes of inputs. Vehicle dynamic response is used to inform and analyse the results. The repeatability of the method and the fact that they are in situ measurements may eventually help reduce reliance on the road tests. Furthermore, discomfort curves obtained, subsequently, can be used in predictive models.


2011 ◽  
Vol 97-98 ◽  
pp. 440-444
Author(s):  
Yan Li Ma ◽  
Li Fei Han ◽  
Yu Long Pei

To study the reserve capacity of city road network under ice and snow condition,the upper programming model was build on the basis of travelers’ demands on level of service, which was incarnated on capacity of links, and travel time reliability, while user equilibrium (UE) was set up in the lower programming model. Then, sensitivity analysis was applied to solve the bi-level programming model under ice and snow condition. At last, one simulation network example was given to demonstrate the practicality of the given model, and the result showed that the ice and snow condition and the travelers’ demands on level of service had great impact on the road network reserve capacity. The methodology is useful and applicable to evaluate road network under ice and snow condition and lays the foundation for capacity reliability.


2013 ◽  
Vol 723 ◽  
pp. 320-327
Author(s):  
Yong Joo Kim ◽  
Sung Lin Yang ◽  
Yeong Min Kim ◽  
Sung Do Hwang ◽  
Soo Ahn Kwon ◽  
...  

South Gobi road of 240-km flexible pavement was constructed from UKHAA KHUDAG to GASHUUN SUKHAIT in South Gobi, Mongolia in 2011. However, due to the heavy traffic and severe weather condition, early distresses have occurred from a length of 100-km flexible pavements in South Gobi road after one year service life. In order to enhance crack and rutting resistances and to improve paving quality control in South Gobi road, polymer modifier is selected to reduce rutting at high temperature and cracking at low temperature and warm-mix asphalt (WMA) additive is selected to reduce the mixing and compacting temperatures and provide better compaction on the road and the ability to haul paving mix for longer distances. This paper adopted comprehensive asphalt tests to evaluate physical and rheological characteristics, and crack potential at low temperature for use in a South Gobi road. Laboratory tests were performed on asphalt binder with a polymer modifier and warm-mix asphalt additive by conducting the following tests: softening test, ductility test, SuperpaveTMtest and cold bending test. These test results of asphalt binder with SBS polymer modifier and warm-mix asphalt additive were significantly more positive than those of typical asphalt binder. On the basis of test results, it can be concluded that the asphalt binder with SBS polymer modifier and WMA additive is stronger and less susceptible to rutting and crack than typical asphalt binder used in South Gobi.


2018 ◽  
Vol 2 (2) ◽  
Author(s):  
Sampurna Dadi Riskiono ◽  
BP. Putra Hermana ◽  
Rinaldy Gumilang ◽  
Arianto Arianto

                Accidents that often occur on the road are partly due to road crossers who do not pay attention to vehicles or users of vehicles that are crossing. For that we need a tool that can give a warning to motorists facing the crossing. By using this PIR sensor, if there is a human movement that passes through the PIR sensor, the sensor will detect the human presence. The PIR sensor will be connected to the microcontroller. In this study using Arduino Uno which is a microcontroller and PIR sensor as a sensor that detects the presence of objects both human and vehicle so that it can be used as a driver warning device against road crossers. From the results of the test shows the test results, the sensor can detect the presence of human movement with the maximum distance between the PIR sensor and the object which is ± 5 meters. When it detects human presence, the LED indicator will light up, followed by a buzzer notification.


2019 ◽  
Vol 2 (2) ◽  
Author(s):  
Masril Masril

In order to realize the goal of development between an area to another region through land transportation, it is very important in the construction of road facilities. In civil construction science, material that can be used as material greatly determines the quality and quantity of the construction.Base construction or foundation layer is very besides as a foundation layer also to bear the burden of vehicles or traffic that passes through the construction of the road, so that material is needed quality.For the implementation of planning for pavement thickness of pavement construction layers, it is necessary to consider all the factors that can affect road construction such as road function, age of plan, traffic, carrying capacity of land, regional factors, surface index (IP), equivalent numbers, average daily traffic, Pavement Thickness Index and Relative strength Coefficient.In making road construction, the material used determines the quality of the road, so in the implementation of road construction it is necessary to carry out laboratory testing, which in the labor test discussed is coarse aggregates originating from Solok Sumatra B arat district, which will later be used for Base Class A on the road. The implementation of the Tests that the authors carried out was the calculation of the aggregate class A class proportion, Aggregate Specific Gravity, Compaction Test of the Base Class A aggregate mixture, Laboratory CBR Testing, and CBR Plan determination.The test results obtained can be a recommendation whether or not the aggregate can be used. Laboratory test results were obtained from the results of the testing of aggregate Class A material derived from solok. Testing the aggregate proportion of base A meets the requirements because it enters the filter 2 "to filter 200, Testing the aggregate density obtained density 2,685, Testing for aggregate compaction obtained Weight Content = 2.763% and Optimum moisture content = 5.75%. From the value of the above test results it can be concluded that the coarse aggregates originating from Solok can be used for Base Class A on Road construction work.


Author(s):  
Luis Serrano ◽  
Jose Costa ◽  
Manuel Silva

It is a fact that bench tests or a chassis dynamometer allow a fine control of the operation conditions; however the simulation is not as real as on the road. So the present methodology will allow the possibility to perform tests on the road, allowing enough control on vehicles and providing complete information of the chosen route and of the trip history. This is a possibility that ensures new tools with more reliable data which can give faster answers for the development of high efficiency, economic and environmentally neutral automotive technologies.


2013 ◽  
Vol 25 (2) ◽  
pp. 425-434 ◽  
Author(s):  
Satoshi Ashizawa ◽  
◽  
Shunichi Tsuzuki ◽  
Takeshi Sakurai ◽  
Michio Yamashita ◽  
...  

We have developed a sensor systemthat can simultaneously detect the travel position and attitude of amobile robot. The developed sensor system consists of magnet sensors and N landmarks set up on the road. The N landmarks, made of steel plate, are set up in the shape of an N on the road. The magnet sensors accurately detect the center of a steel plate and calculate the center of the N landmark and the attitude of the mobile robot. The sensor system realizes detection that is robust against lift off variation and deposition (soil, water, snow, etc.) on the steel plate. We have confirmed the validity of the sensor system through a travel experiment involving a mobile robot on which the sensor system is mounted.


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