CASE STUDY (ENG) - Control of public spaces (LoRa)

Knowing the flow of people who enter in public spaces, like big squares, can be useful to know in advance the number of people who will assist at public events or demostrations. In order to anticipate, we have to analyze the previous data and take advantage of it.

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2. T o a c h i e v e o u r g o a l , l e t ' s d e s i g n t h e s t r u c t u r e o f t h e s y s t e m . W e h a v e t h o u g h t i n a s i m p l i f i e d m o d e l b e c a u s e t h e m a i n i d e a w i l l b e e a s i e r t o u n d e r s t a n d a n d , s t a r t i n g f r o m t h i s p o i n t , a l l o u r c u s t o m e r s w i l l b e a b l e t o d e v e l o p i t f o r t h e i r s p e c i f i c a p p l i c a t i o n s .   F i r s t l y , w e h a v e c h o s e n a n A r d u i n o b a s e d P L C w i t h L o R a c o m m u n i c a t i o n : M D U I N O P L C A R D U I N O E T H E R N E T & L o R a 2 1 I / O s A N A L O G / D I G I T A L P L U S . T h i s w i l l b e t h e b r a i n o f t h i s s y s t e m . W i t h t h i s d e v i c e , w e c a n c o l l e c t t h e i n f o r m a t i o n f r o m t h e s e n s o r s a n d s e n d i t b y L o R a t o t h e c l o u d . T h e s o f t w a r e u s e d t o p r o g r a m t h i s P L C i s A r d u i n o I D E , a n o p e n s o u r c e p l a t f o r m t o t a l l y f r e e . T o b e a b l e t o d e t e c t t h e p a s s a g e o f p e o p l e , w e w i l l i n s t a l l s e v e r a l p h o t o - e l e c t r i c s e n s o r s w h i c h w i l l r e t u r n u s a h i g h v o l t a g e l e v e l . O u r P L C w i l l i n t e r p r e t t h i s p u l s e a n d w i l l i n c r e a s e t h e c o u n t e r ( + 1 ) . T h i s c o u n t e r w i l l b e o u r r e g i s t e r a n d i t w i l l b e s e n t t o t h e c l o u d t o a n o t h e r g e n e r a l r e g i s t e r . I n t h e f o l l o w i n g p i c t u r e , y o u c a n s e e c l e a r l y t h e s y s t e m s t r u c t u r e . C A S E S T U D Y G O A L S T h e a i m o f t h i s p r o j e c t i s t o c r e a t e a s y s t e m w h i c h c a n c o l l e c t t h e i n f o r m a t i o n f r o m s e v e r a l s e n s o r s s i t u a t e d i n t h e d i f f e r e n t a c c e s s e s o f a s q u a r e a n d s t o r e i t i n d a t a p a c k a g e s ( r e g i s t e r s ) . D u e t o t h e b i g a m o u n t o f i n f o r m a t i o n , w e n e e d t o t r a n s m i t c y c l i c a l l y t h o s e r e g i s t e r s i n o r d e r t o b e s u r e t h a t w e h a v e s t o r e d t h e m i n a s a f e w a y . C O N C L U S I O N ( H A R D W A R E ) F à b r i c a d e l P o n t 1 - 1 1 · ( R e c i n t e i n d u s t r i a l d e l P o n t V e l l ) · 0 8 2 7 2 , S a n t F r u i t ó s d e B a g e s ( B a r c e l o n a ) · S p a i n i n f o @ i n d u s t r i a l s h i e l d s . c o m • w w w . i n d u s t r i a l s h i e l d s . c o m

1. C A S E S T U D Y I N D U S T R I A L S H I E L D S S U M M A R Y W h y h a v e w e t h o u g h t a b o u t t h i s a p p l i c a t i o n ? N o w a d a y s ,   m o s t o f o u r c u s t o m e r s a r e i n t e r e s t e d i n t h e a n a l y s i s o f B i g D a t a , b e c a u s e t h i s f a c t c a n p r o v i d e t h e m a l o t o f i n f o r m a t i o n a n d l e t t h e m k n o w t h e e n v i r o n m e n t b e t t e r , t a k e b e t t e r d e c i s i o n s a n d h a v e a g i l i t y i n i n t e r n a l m a n a g e m e n t . B a s i c a l l y , B i g D a t a a n a l y s i s c o n s i s t s o f b u i l d i n g m o d e l s f r o m o b s e r v a b l e p a t t e r n s i n l a r g e a m o u n t s o f d a t a . M o d e l s o f f e r a b e t t e r v i s u a l i z a t i o n o f r e l a t i o n a l v a r i a b l e s , m a k i n g i t m u c h e a s i e r t o e x t r a c t u s e f u l i n f o r m a t i o n . C O N T R O L O F P U B L I C S P A C E S ( L O R A ) K n o w i n g   t h e f l o w o f p e o p l e w h o e n t e r i n p u b l i c s p a c e s , l i k e b i g s q u a r e s , c a n b e u s e f u l t o k n o w i n a d v a n c e t h e n u m b e r o f p e o p l e w h o w i l l a s s i s t a t p u b l i c e v e n t s o r d e m o s t r a t i o n s . I n o r d e r t o a n t i c i p a t e , w e h a v e t o a n a l y z e t h e p r e v i o u s d a t a a n d t a k e a d v a n t a g e o f i t . T h e a n t i c i p a t i o n c o n s i s t s i n k n o w i n g , f o r e x a m p l e , h o w m a n y p o l i c e o f f i c e r s o r a m b u l a n c e s w i l l b e n e e d e d f o r a n e v e n t . I t w i l l a l s o l e t u s k n o w p e o p l e ' s t r e n d s a n d p r e f e r e n c e s ; f o r e x a m p l e , w h i c h e v e n t s w i l l b e t h e m o s t c r o w d e d .

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