PLC Programming With Ladder Logic > Case Studies

Traffic Light Signal Control Logic Part - 2

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A traffic control logic is a software system that manages the flow of traffic on roads. It also helps to monitor and enforce rules related to the speed, volume, and/or flow of traffic.
One example of a traffic control logic is the stop light system. It has three zones: green, yellow, and red. The first phase is green light, which means that all vehicles in that zone can proceed with the flow of cars without stopping. The second phase is yellow light which means that no one should stop in those zones but if anyone does they will face consequences. The third phase is red light which indicates an immediate stop for all cars in these zones to prevent any accidents from occurring or for any violations or infractions by drivers happening during this time frame.

  • Traffic signal control is used in the communication system of a city to help manage traffic. It helps citizens and city government by turning the lights green or red depending on the type of traffic in a particular area.
  • The usage of traffic signal control logic in computer systems is also beneficial to data analysis. In order to analyze data, we need to collect, store and manipulate it first. Traffic signal control helps us collect, store and manipulate data efficiently in computer systems.
  • Traffic signal control logic can be helpful when we are trying to find out the cause of incidents happening on roads or other places where there is heavy traffic. By using this logic, we can understand how people react on a certain condition and make necessary changes accordingly.

PLC stands for "Programmable Logic Controller." This is a digital controller that's programmed by the user. It has its own memory, meaning there is no need for a computer to be connected to it. TSC stands for "Traffic Signal Control System." Both PLC and TSC are used in traffic signal control systems to control signals remotely through software.

Traffic Signal Control Logic- PLC is a system of controllers and actuators that are used to control traffic signals. It enables the traffic signals to be automatically switched on and off at pre-set times according to the operational rules. The most important benefit of using this system is its ability to provide safety in intersections where there are many pedestrians and vehicles passing through. By eliminating human error, it also reduces the number of accidents in these areas. There are many other benefits as well; such as improving driver behavior, reducing vehicle emissions, saving time for mechanical repairs, avoiding unnecessary red light violations, reducing power consumption and maintenance costs, etc.

Traffic signal control logic has been shown to reduce crashes and improve the safety of intersections.

When a traffic signal begins to turn green, it starts with a yellow light to give drivers plenty of time to make the turn. If cars are not given enough time, they may go through the intersection before the light turns green, resulting in a collision.

This process is generally attributed to the "green waves" that start at one end of an intersection and travel towards the other. The idea is that drivers will see a series of green lights along their route and know that they have enough time to make their turns without hitting oncoming traffic.

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Course Content

  1. Introduction to PLC Programming
    3m 49s

  1. How to do PLC Programming using Ladder Logic
    15m 14s
  2. Installation of RSLogix Micro Starter Lite
    12m
  3. Elements of RSLogix Micro Starter Lite
    15m 32s

  1. How to Programme and Run the Logic
    19m 14s
  2. PLC Programming of OR Logic Gate
    8m 24s
  3. PLC Programming of AND and NOT Logic Gate
    12m 48s
  4. PLC Programming of NAND,NOR and XOR Logic Gate
    16m 28s

  1. Ladder Logic of Push Button Latching
    14m 16s
  2. Ladder Logic of Interlock Circuit
    21m 25s
  3. Trick to Optimize Use of I-O in Ladder Logic
    5m 33s
  4. Ladder Programming of Motor Operation
    13m 58s
  5. Ladder Logic of Motor Forward Reverse Interlock Protection
    20m 35s

  1. How to Use Timer in Ladder Logic
    17m 39s
  2. On Delay Timer in Ladder Diagram
    8m 39s
  3. Off Delay Timer in Ladder Diagram
    11m 15s
  4. Retentive Timer in Ladder Diagram
    12m 11s
  5. Star to Delta Motor Starter in Ladder Logic
    28m 2s
  6. Counter-up with On Delay Timer Logic
    9m 2s
  7. Countdown with Reset Function in Ladder Logic
    12m 31s
  8. Up-Down Counter Logic with Application in Ladder Logic
    9m

  1. Comparator LIM Block in Ladder Logic
    7m 35s
  2. Comparator EQU,LES,LEQ,NEQ,GRT and GEQ Block in Ladder Logic
    19m 34s
  3. Math Operations in Logic
    30m 16s
  4. Move Blocks in Ladder Logic
    10m 3s
  5. Logical Gate Blocks in Ladder Logic
    22m 5s

  1. Decimal - BCD Conversions in Ladder Logic
    15m 41s
  2. Bit Shift Left and Right in Ladder Logic
    14m 1s
  3. Scale Parameters
    20m 41s
  4. Hacks for Ladder Logic
    10m 11s

  1. Water Tank Filling Control Logic
    27m 57s
  2. Chemical Mixing Process Logic
    33m 11s
  3. Traffic Light Signal Control Logic Part - 1
    23m 41s
  4. Traffic Light Signal Control Logic Part - 2
    36m 46s
  5. Elevator Control Logic
    01h 9m 40s

  1. Assignment of PLC Programming With Ladder Logic
    3m 16s

  1. Interview Questions
    7m 9s

  1. Career Guideline
    2m 42s
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