text: var Flow = require('./flow');
  var model = require('./model');
  
  function BottleNeck(options, network){
      Flow.apply(this, arguments);
  
      this.calc = function (){
          var hasOverflow = this.initInFlow();
          model.bottleNeck(this);
          this.phaseSaturation();
      };
  
  }
  
  module.exports = BottleNeck;
  