Jurnal Rekayasa
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Pengembangan Sensor Ultrasoic Guna Pengukuran Pasang Surut Laut Secara Otomatis dan Real Time
The bathymetric mapping activity at sea requires sea tide data for the needs of the depth of measurement results. This manual tidal observation is carried out day and night without stopping for a certain period of time, so that a minimum of 4 people are needed to observe one observation station. This manual observation is prone to reading errors, especially at night. Basically there are currently semi-automatic and automatic tidal gauges for sale, but the price is quite expensive. In this study, tide gauges have been developed automatically and real time both in observations and
in data transmission using ultrasonic and micro-controller sensor technology. The method used is a design by utilizing an ultra-sonic sensor and micro controller arduino uno, as well as a GSM
module (Global System for Mobile Communications). Each device is connected to a micro controller then programming is done for the data retrieval process, calculation of water level, and
sending data to mobile phones through the SMS (Short Message Service) facility. Testing the results
of tidal measurements from the tools made was carried out in the hydro-graphic laboratory
and then tested directly into the field around the coast of Lampung bay. This study produces
equipment for measuring tides automatically and real time with ultrasonic sensors. The results of
tidal measurements will be stored in a micro SD and displayed on the LCD screen, and sent to the
destination number via SMS with the SIM module 800L v.2. The error rate generated from the
field test is 1.833
Analisis Potensi Wilayah Terkait dengan Kondisi Jaringan Jalan dalam Rangka Pengembangan Wilayah Kabupaten Pringsewu
This research aim to identify and analyze the sectors that are the basis of each district for the development
of the Subdistrict. Determining and describing the potential competitive sector of each
sub has the greatest potential to contribute to the economic development of Newburn and conditions
of the road network that will support the regional development of Fortuna.
Of each District in Newburn shows the different basis, mainly due to the Subdistrict area developed
into the urban industrial sector emerged as the basis in some districts. The road network is
not well with the condition and do not meet the standard of the existing road. With the development
of the Subdistrict for Trade and Services are necessary to be an increase in the road, especially
the relationship between the center - a center of the preferred road network of collectors
Analisis Prediksi Bangkitan Perjalanan akibat Pembangunan Perumahan Subsidi di Kecamatan Baturaja Timur Terhadap Kinerja Jaringan Jalan
Transportation problems in residential areas arise because of the movement patterns of people
and goods and the development of land areas that are not in accordance with the capacity of the
road network performance. In this case if the influence of the road network is not considered it
will have an impact on the level of road services to be low, causing congestion, increasing the
number of accidents, traffic violations and the function of the road itself. The development of subsidized
housing aimed at low-income people in East Baturaja District has increased since 2017
with 722 houses. That is, with the increase in development can have an impact on housing traffic
with the performance of the road network. The purpose of this study is to predict trip generation
due to the construction of subsidized housing on the performance of the road network of subsidized
housing areas in East Baturaja District. The problem in this study is knowing the character -
istics of the respondents, then determining the variables that become the benchmark in this study
are the Purpose of Leaving the House (X1), Total Revenue (X2), Total Expenditures (X3), Types of
Transportation Modes Used (X4), Ownership Motorcycle (X5), Car Ownership (X6) and Transportation
Costs (X7). The study uses quantitative methods and multiple linear regression analysis
with sampling using a tiered formula and the proportional formula to take samples so that some
regions are represented as many as 135 samples. From the results of the study there are four variables
that meet, namely, X1, X2, X4, X2 and obtained the equation Y = -1.07 + 0.13 (X1) + 0.19
(X2) + 0.20 (X4) + 0.73 ( X5) and the price R2 = 0.79 is obtained. The effect of the trip generation
on the road network is: 102.5 pcu / hour
Analisis Pemilihan Moda dari Mobil Pribadi ke Bus Trans Lampung di Bandar Udara Raden Inten II Lampung
The purpose of this study is to identify factors that influence the choice of mode from private cars
to Transs Lampung Buses and to analyze the selection model and can explain the probability of
modal choice from private cars to Trans Lampung Buses, using random sampling techniques. The
data was obtained through the results of the quisioner filler with binary logic method and PSPP
analysis.
Based on the results of the correlation test between the dependent variable and the independent
variable, the Transportation Tool Used to Go to the Airport (X6), the Transportation Tool Used to
Leave the Airport (X7) and the Trans Lampung Bus Leisure Consideration (X8) have a significance
of 0,000; 0,000 and 0,041. This significance has a value of less than 0.05 which means that
it correlates with the dependent variable. To find out the differences in the tendency of each vari -
able that correlates can multiple linear regression equation Y = - 2.23 + 15.46 X6 + 13.48 X7 +
11.52 X8. Based on the probability test results of the 3 correlating variables produce scenario 1
the probability of a private car is 9.7% and the probability of Trans Lampung Bus is 90.3%. Scenario
2 generates 99% probability of private cars and the probability of Trans Lampung buses is
1%. Scenario 3 generates the probability of a private car of 8% and the probability of a Trans
Lampung bus of 92
Analisis dan Identifikasi Ketersediaan Ruang Terbuka Hijau (RTH) Non Alami di Perkotaan Kabupaten/Kota
an important part in the planning, development and management of built-up areas (cultivation
area) and natural areas in urban areas. RTH management can be improved if communication
between stakeholders is more intensive and gets holistic information and can be continuously
updated. Based on this, it is necessary to identify an availability of public RTH in the city which is
expected to be able to materialize the urban space; safe, comfortable, productive and sustainable.
In this study an analysis and identification of the availability of RTH is non-natural in urban areas
was carried out, specifically for the capital city (regency/city) in Lampung province to realize
more quality, beautiful, comfortable, healthy and sustainable urban spaces through increasing the
quality and quantity of RTH.
This research includes studies methodology and approach to conducting research, methods of
data collection, data processing and analysis, including literature review and theoretical studies
and similar case studies, problem solving analysis, preparation of development concepts. The next
stage is using Remote Sensing technology and Geographic Information System (GIS) Analysis to
produce; Availability Analysis, Area Identification, and directions for RTH priority locations in
Lampung province.
Research activities in the urban area of Lampung province resulted in the identification of 18
points potential RTH in the capital centers (regency/city) in the Lampung province and selected 2
points priority RTH locations (main development)